Finding the Fourth Proportional to 52,522.76, 72,477.30 and 28,648.04

Step by Step Solution

1. Step 1: Write the proportion equation
   52,522.76 : 72,477.30 = 28,648.04 : x
2. Step 2: Convert to fraction form
   52,522.76/72,477.30 = 28,648.04/x
3. Step 3: Cross multiply
   52,522.76x = 72,477.30 × 28,648.04
4. Step 4: Simplify right side
   52,522.76x = 2,076,332,589.49
5. Step 5: Solve for x
   x = 2,076,332,589.49/52,522.76
6. Step 6: Final answer
   x = 39,532.05