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Finding the Fourth Proportional to 352,974.78, 529,457.51 and 86,737.64

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Solution

The fourth proportional to 352,974.78, 529,457.51 and 86,737.64 is: 130,105.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,974.78 : 529,457.51 = 86,737.64 : x
  2. Step 2: Convert to fraction form
    352,974.78/529,457.51 = 86,737.64/x
  3. Step 3: Cross multiply
    352,974.78x = 529,457.51 × 86,737.64
  4. Step 4: Simplify right side
    352,974.78x = 45,923,892,467.23
  5. Step 5: Solve for x
    x = 45,923,892,467.23/352,974.78
  6. Step 6: Final answer
    x = 130,105.31

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