Finding the Fourth Proportional to 52,522.57, 72,482.16 and 28,650.12

Step by Step Solution

1. Step 1: Write the proportion equation
   52,522.57 : 72,482.16 = 28,650.12 : x
2. Step 2: Convert to fraction form
   52,522.57/72,482.16 = 28,650.12/x
3. Step 3: Cross multiply
   52,522.57x = 72,482.16 × 28,650.12
4. Step 4: Simplify right side
   52,522.57x = 2,076,622,581.86
5. Step 5: Solve for x
   x = 2,076,622,581.86/52,522.57
6. Step 6: Final answer
   x = 39,537.72