Finding the Fourth Proportional to 52,673.27, 72,689.12 and 28,799.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,673.27 : 72,689.12 = 28,799.96 : x
2. Step 2: Convert to fraction form
   52,673.27/72,689.12 = 28,799.96/x
3. Step 3: Cross multiply
   52,673.27x = 72,689.12 × 28,799.96
4. Step 4: Simplify right side
   52,673.27x = 2,093,443,748.44
5. Step 5: Solve for x
   x = 2,093,443,748.44/52,673.27
6. Step 6: Final answer
   x = 39,743.95