Finding the Fourth Proportional to 52,522.47, 72,480.99 and 28,649.25

Step by Step Solution

1. Step 1: Write the proportion equation
   52,522.47 : 72,480.99 = 28,649.25 : x
2. Step 2: Convert to fraction form
   52,522.47/72,480.99 = 28,649.25/x
3. Step 3: Cross multiply
   52,522.47x = 72,480.99 × 28,649.25
4. Step 4: Simplify right side
   52,522.47x = 2,076,526,002.76
5. Step 5: Solve for x
   x = 2,076,526,002.76/52,522.47
6. Step 6: Final answer
   x = 39,535.95