Finding the Fourth Proportional to 52,382.96, 72,289.56 and 28,510.96

Step by Step Solution

1. Step 1: Write the proportion equation
   52,382.96 : 72,289.56 = 28,510.96 : x
2. Step 2: Convert to fraction form
   52,382.96/72,289.56 = 28,510.96/x
3. Step 3: Cross multiply
   52,382.96x = 72,289.56 × 28,510.96
4. Step 4: Simplify right side
   52,382.96x = 2,061,044,753.58
5. Step 5: Solve for x
   x = 2,061,044,753.58/52,382.96
6. Step 6: Final answer
   x = 39,345.71