Finding the Fourth Proportional to 49,683.47, 68,561.12 and 28,464.71

Step by Step Solution

1. Step 1: Write the proportion equation
   49,683.47 : 68,561.12 = 28,464.71 : x
2. Step 2: Convert to fraction form
   49,683.47/68,561.12 = 28,464.71/x
3. Step 3: Cross multiply
   49,683.47x = 68,561.12 × 28,464.71
4. Step 4: Simplify right side
   49,683.47x = 1,951,572,255.75
5. Step 5: Solve for x
   x = 1,951,572,255.75/49,683.47
6. Step 6: Final answer
   x = 39,280.11