Finding the Fourth Proportional to 52,498.49, 72,446.33 and 28,625.63

Step by Step Solution

1. Step 1: Write the proportion equation
   52,498.49 : 72,446.33 = 28,625.63 : x
2. Step 2: Convert to fraction form
   52,498.49/72,446.33 = 28,625.63/x
3. Step 3: Cross multiply
   52,498.49x = 72,446.33 × 28,625.63
4. Step 4: Simplify right side
   52,498.49x = 2,073,821,546.77
5. Step 5: Solve for x
   x = 2,073,821,546.77/52,498.49
6. Step 6: Final answer
   x = 39,502.50