Finding the Fourth Proportional to 49,500.28, 68,304.15 and 28,280.91

Step by Step Solution

1. Step 1: Write the proportion equation
   49,500.28 : 68,304.15 = 28,280.91 : x
2. Step 2: Convert to fraction form
   49,500.28/68,304.15 = 28,280.91/x
3. Step 3: Cross multiply
   49,500.28x = 68,304.15 × 28,280.91
4. Step 4: Simplify right side
   49,500.28x = 1,931,703,518.78
5. Step 5: Solve for x
   x = 1,931,703,518.78/49,500.28
6. Step 6: Final answer
   x = 39,024.09