Finding the Fourth Proportional to 72,399.06, 108,612.18 and 27,433.86

Step by Step Solution

1. Step 1: Write the proportion equation
   72,399.06 : 108,612.18 = 27,433.86 : x
2. Step 2: Convert to fraction form
   72,399.06/108,612.18 = 27,433.86/x
3. Step 3: Cross multiply
   72,399.06x = 108,612.18 × 27,433.86
4. Step 4: Simplify right side
   72,399.06x = 2,979,651,340.41
5. Step 5: Solve for x
   x = 2,979,651,340.41/72,399.06
6. Step 6: Final answer
   x = 41,155.94