Finding the Fourth Proportional to 64,047.20, 88,385.04 and 35,752.88

Step by Step Solution

1. Step 1: Write the proportion equation
   64,047.20 : 88,385.04 = 35,752.88 : x
2. Step 2: Convert to fraction form
   64,047.20/88,385.04 = 35,752.88/x
3. Step 3: Cross multiply
   64,047.20x = 88,385.04 × 35,752.88
4. Step 4: Simplify right side
   64,047.20x = 3,160,019,949.88
5. Step 5: Solve for x
   x = 3,160,019,949.88/64,047.20
6. Step 6: Final answer
   x = 49,338.93