Finding the Fourth Proportional to 49,900.55, 68,854.91 and 28,675.71

Step by Step Solution

1. Step 1: Write the proportion equation
   49,900.55 : 68,854.91 = 28,675.71 : x
2. Step 2: Convert to fraction form
   49,900.55/68,854.91 = 28,675.71/x
3. Step 3: Cross multiply
   49,900.55x = 68,854.91 × 28,675.71
4. Step 4: Simplify right side
   49,900.55x = 1,974,463,287.86
5. Step 5: Solve for x
   x = 1,974,463,287.86/49,900.55
6. Step 6: Final answer
   x = 39,567.97