Finding the Fourth Proportional to 64,061.12, 88,404.32 and 35,766.80

Step by Step Solution

1. Step 1: Write the proportion equation
   64,061.12 : 88,404.32 = 35,766.80 : x
2. Step 2: Convert to fraction form
   64,061.12/88,404.32 = 35,766.80/x
3. Step 3: Cross multiply
   64,061.12x = 88,404.32 × 35,766.80
4. Step 4: Simplify right side
   64,061.12x = 3,161,939,632.58
5. Step 5: Solve for x
   x = 3,161,939,632.58/64,061.12
6. Step 6: Final answer
   x = 49,358.17