Finding the Fourth Proportional to 52,760.05, 72,805.98 and 28,882.10

Step by Step Solution

1. Step 1: Write the proportion equation
   52,760.05 : 72,805.98 = 28,882.10 : x
2. Step 2: Convert to fraction form
   52,760.05/72,805.98 = 28,882.10/x
3. Step 3: Cross multiply
   52,760.05x = 72,805.98 × 28,882.10
4. Step 4: Simplify right side
   52,760.05x = 2,102,789,594.96
5. Step 5: Solve for x
   x = 2,102,789,594.96/52,760.05
6. Step 6: Final answer
   x = 39,855.72