Finding the Fourth Proportional to 72,280.08, 108,430.20 and 32,847.12

Step by Step Solution

1. Step 1: Write the proportion equation
   72,280.08 : 108,430.20 = 32,847.12 : x
2. Step 2: Convert to fraction form
   72,280.08/108,430.20 = 32,847.12/x
3. Step 3: Cross multiply
   72,280.08x = 108,430.20 × 32,847.12
4. Step 4: Simplify right side
   72,280.08x = 3,561,619,791.02
5. Step 5: Solve for x
   x = 3,561,619,791.02/72,280.08
6. Step 6: Final answer
   x = 49,275.26