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Finding the Fourth Proportional to 352,044.20, 528,066.30 and 115,329.80

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Solution

The fourth proportional to 352,044.20, 528,066.30 and 115,329.80 is: 172,994.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,044.20 : 528,066.30 = 115,329.80 : x
  2. Step 2: Convert to fraction form
    352,044.20/528,066.30 = 115,329.80/x
  3. Step 3: Cross multiply
    352,044.20x = 528,066.30 × 115,329.80
  4. Step 4: Simplify right side
    352,044.20x = 60,901,780,765.74
  5. Step 5: Solve for x
    x = 60,901,780,765.74/352,044.20
  6. Step 6: Final answer
    x = 172,994.70

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