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Finding the Fourth Proportional to 92,787.26, 128,045.61 and 52,500.69

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Solution

The fourth proportional to 92,787.26, 128,045.61 and 52,500.69 is: 72,450.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,787.26 : 128,045.61 = 52,500.69 : x
  2. Step 2: Convert to fraction form
    92,787.26/128,045.61 = 52,500.69/x
  3. Step 3: Cross multiply
    92,787.26x = 128,045.61 × 52,500.69
  4. Step 4: Simplify right side
    92,787.26x = 6,722,482,876.47
  5. Step 5: Solve for x
    x = 6,722,482,876.47/92,787.26
  6. Step 6: Final answer
    x = 72,450.50

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