Finding the Fourth Proportional to 52,436.54, 72,363.28 and 28,563.24

Step by Step Solution

1. Step 1: Write the proportion equation
   52,436.54 : 72,363.28 = 28,563.24 : x
2. Step 2: Convert to fraction form
   52,436.54/72,363.28 = 28,563.24/x
3. Step 3: Cross multiply
   52,436.54x = 72,363.28 × 28,563.24
4. Step 4: Simplify right side
   52,436.54x = 2,066,929,733.83
5. Step 5: Solve for x
   x = 2,066,929,733.83/52,436.54
6. Step 6: Final answer
   x = 39,417.74