Finding the Fourth Proportional to 72,771.50, 109,098.12 and 32,761.10

Step by Step Solution

1. Step 1: Write the proportion equation
   72,771.50 : 109,098.12 = 32,761.10 : x
2. Step 2: Convert to fraction form
   72,771.50/109,098.12 = 32,761.10/x
3. Step 3: Cross multiply
   72,771.50x = 109,098.12 × 32,761.10
4. Step 4: Simplify right side
   72,771.50x = 3,574,174,419.13
5. Step 5: Solve for x
   x = 3,574,174,419.13/72,771.50
6. Step 6: Final answer
   x = 49,115.03