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Finding the Fourth Proportional to 295,313.10, 442,954.17 and 84,942.78

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Solution

The fourth proportional to 295,313.10, 442,954.17 and 84,942.78 is: 127,409.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,313.10 : 442,954.17 = 84,942.78 : x
  2. Step 2: Convert to fraction form
    295,313.10/442,954.17 = 84,942.78/x
  3. Step 3: Cross multiply
    295,313.10x = 442,954.17 × 84,942.78
  4. Step 4: Simplify right side
    295,313.10x = 37,625,758,612.39
  5. Step 5: Solve for x
    x = 37,625,758,612.39/295,313.10
  6. Step 6: Final answer
    x = 127,409.72

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