Finding the Fourth Proportional to 127,109.28, 175,404.96 and 69,747.18

Step by Step Solution

1. Step 1: Write the proportion equation
   127,109.28 : 175,404.96 = 69,747.18 : x
2. Step 2: Convert to fraction form
   127,109.28/175,404.96 = 69,747.18/x
3. Step 3: Cross multiply
   127,109.28x = 175,404.96 × 69,747.18
4. Step 4: Simplify right side
   127,109.28x = 12,234,001,318.01
5. Step 5: Solve for x
   x = 12,234,001,318.01/127,109.28
6. Step 6: Final answer
   x = 96,247.90