Finding the Fourth Proportional to 52,464.59, 72,401.22 and 28,591.26

Step by Step Solution

1. Step 1: Write the proportion equation
   52,464.59 : 72,401.22 = 28,591.26 : x
2. Step 2: Convert to fraction form
   52,464.59/72,401.22 = 28,591.26/x
3. Step 3: Cross multiply
   52,464.59x = 72,401.22 × 28,591.26
4. Step 4: Simplify right side
   52,464.59x = 2,070,042,105.34
5. Step 5: Solve for x
   x = 2,070,042,105.34/52,464.59
6. Step 6: Final answer
   x = 39,455.99