Finding the Fourth Proportional to 64,109.38, 88,470.72 and 35,428.24

Step by Step Solution

1. Step 1: Write the proportion equation
   64,109.38 : 88,470.72 = 35,428.24 : x
2. Step 2: Convert to fraction form
   64,109.38/88,470.72 = 35,428.24/x
3. Step 3: Cross multiply
   64,109.38x = 88,470.72 × 35,428.24
4. Step 4: Simplify right side
   64,109.38x = 3,134,361,901.13
5. Step 5: Solve for x
   x = 3,134,361,901.13/64,109.38
6. Step 6: Final answer
   x = 48,890.85