Finding the Fourth Proportional to 52,131.46, 71,941.50 and 28,258.12

Step by Step Solution

1. Step 1: Write the proportion equation
   52,131.46 : 71,941.50 = 28,258.12 : x
2. Step 2: Convert to fraction form
   52,131.46/71,941.50 = 28,258.12/x
3. Step 3: Cross multiply
   52,131.46x = 71,941.50 × 28,258.12
4. Step 4: Simplify right side
   52,131.46x = 2,032,931,539.98
5. Step 5: Solve for x
   x = 2,032,931,539.98/52,131.46
6. Step 6: Final answer
   x = 38,996.25