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Finding the Fourth Proportional to 305,356.77, 458,028.27 and 105,665.11

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Solution

The fourth proportional to 305,356.77, 458,028.27 and 105,665.11 is: 158,495.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,356.77 : 458,028.27 = 105,665.11 : x
  2. Step 2: Convert to fraction form
    305,356.77/458,028.27 = 105,665.11/x
  3. Step 3: Cross multiply
    305,356.77x = 458,028.27 × 105,665.11
  4. Step 4: Simplify right side
    305,356.77x = 48,397,606,387.59
  5. Step 5: Solve for x
    x = 48,397,606,387.59/305,356.77
  6. Step 6: Final answer
    x = 158,495.28

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