Finding the Fourth Proportional to 72,407.97, 108,612.05 and 30,264.98

Step by Step Solution

1. Step 1: Write the proportion equation
   72,407.97 : 108,612.05 = 30,264.98 : x
2. Step 2: Convert to fraction form
   72,407.97/108,612.05 = 30,264.98/x
3. Step 3: Cross multiply
   72,407.97x = 108,612.05 × 30,264.98
4. Step 4: Simplify right side
   72,407.97x = 3,287,140,826.62
5. Step 5: Solve for x
   x = 3,287,140,826.62/72,407.97
6. Step 6: Final answer
   x = 45,397.50