Finding the Fourth Proportional to 52,597.61, 72,584.31 and 28,724.27

Step by Step Solution

1. Step 1: Write the proportion equation
   52,597.61 : 72,584.31 = 28,724.27 : x
2. Step 2: Convert to fraction form
   52,597.61/72,584.31 = 28,724.27/x
3. Step 3: Cross multiply
   52,597.61x = 72,584.31 × 28,724.27
4. Step 4: Simplify right side
   52,597.61x = 2,084,931,743.48
5. Step 5: Solve for x
   x = 2,084,931,743.48/52,597.61
6. Step 6: Final answer
   x = 39,639.29