Finding the Fourth Proportional to 52,233.48, 72,080.82 and 28,359.72

Step by Step Solution

1. Step 1: Write the proportion equation
   52,233.48 : 72,080.82 = 28,359.72 : x
2. Step 2: Convert to fraction form
   52,233.48/72,080.82 = 28,359.72/x
3. Step 3: Cross multiply
   52,233.48x = 72,080.82 × 28,359.72
4. Step 4: Simplify right side
   52,233.48x = 2,044,191,872.57
5. Step 5: Solve for x
   x = 2,044,191,872.57/52,233.48
6. Step 6: Final answer
   x = 39,135.66