Finding the Fourth Proportional to 52,401.83, 72,314.52 and 28,528.49

Step by Step Solution

1. Step 1: Write the proportion equation
   52,401.83 : 72,314.52 = 28,528.49 : x
2. Step 2: Convert to fraction form
   52,401.83/72,314.52 = 28,528.49/x
3. Step 3: Cross multiply
   52,401.83x = 72,314.52 × 28,528.49
4. Step 4: Simplify right side
   52,401.83x = 2,063,023,699.10
5. Step 5: Solve for x
   x = 2,063,023,699.10/52,401.83
6. Step 6: Final answer
   x = 39,369.31