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Finding the Fourth Proportional to 79,471.17, 109,632.32 and 57,914.70

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Solution

The fourth proportional to 79,471.17, 109,632.32 and 57,914.70 is: 79,894.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,471.17 : 109,632.32 = 57,914.70 : x
  2. Step 2: Convert to fraction form
    79,471.17/109,632.32 = 57,914.70/x
  3. Step 3: Cross multiply
    79,471.17x = 109,632.32 × 57,914.70
  4. Step 4: Simplify right side
    79,471.17x = 6,349,322,923.10
  5. Step 5: Solve for x
    x = 6,349,322,923.10/79,471.17
  6. Step 6: Final answer
    x = 79,894.67

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