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Finding the Fourth Proportional to 123,463.20, 170,377.20 and 66,874.08

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Solution

The fourth proportional to 123,463.20, 170,377.20 and 66,874.08 is: 92,285.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,463.20 : 170,377.20 = 66,874.08 : x
  2. Step 2: Convert to fraction form
    123,463.20/170,377.20 = 66,874.08/x
  3. Step 3: Cross multiply
    123,463.20x = 170,377.20 × 66,874.08
  4. Step 4: Simplify right side
    123,463.20x = 11,393,818,502.98
  5. Step 5: Solve for x
    x = 11,393,818,502.98/123,463.20
  6. Step 6: Final answer
    x = 92,285.14

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