Finding the Fourth Proportional to 63,411.72, 87,510.15 and 35,120.04

Step by Step Solution

1. Step 1: Write the proportion equation
   63,411.72 : 87,510.15 = 35,120.04 : x
2. Step 2: Convert to fraction form
   63,411.72/87,510.15 = 35,120.04/x
3. Step 3: Cross multiply
   63,411.72x = 87,510.15 × 35,120.04
4. Step 4: Simplify right side
   63,411.72x = 3,073,359,968.41
5. Step 5: Solve for x
   x = 3,073,359,968.41/63,411.72
6. Step 6: Final answer
   x = 48,466.75