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Finding the Fourth Proportional to 885,934.20, 1,328,901.30 and 708,787.20

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Solution

The fourth proportional to 885,934.20, 1,328,901.30 and 708,787.20 is: 1,063,180.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,934.20 : 1,328,901.30 = 708,787.20 : x
  2. Step 2: Convert to fraction form
    885,934.20/1,328,901.30 = 708,787.20/x
  3. Step 3: Cross multiply
    885,934.20x = 1,328,901.30 × 708,787.20
  4. Step 4: Simplify right side
    885,934.20x = 941,908,231,503.36
  5. Step 5: Solve for x
    x = 941,908,231,503.36/885,934.20
  6. Step 6: Final answer
    x = 1,063,180.80

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