Finding the Fourth Proportional to 52,627.80, 72,627.39 and 28,755.98

Step by Step Solution

1. Step 1: Write the proportion equation
   52,627.80 : 72,627.39 = 28,755.98 : x
2. Step 2: Convert to fraction form
   52,627.80/72,627.39 = 28,755.98/x
3. Step 3: Cross multiply
   52,627.80x = 72,627.39 × 28,755.98
4. Step 4: Simplify right side
   52,627.80x = 2,088,471,411.16
5. Step 5: Solve for x
   x = 2,088,471,411.16/52,627.80
6. Step 6: Final answer
   x = 39,683.81