Finding the Fourth Proportional to 49,603.95, 68,449.89 and 28,087.50

Step by Step Solution

1. Step 1: Write the proportion equation
   49,603.95 : 68,449.89 = 28,087.50 : x
2. Step 2: Convert to fraction form
   49,603.95/68,449.89 = 28,087.50/x
3. Step 3: Cross multiply
   49,603.95x = 68,449.89 × 28,087.50
4. Step 4: Simplify right side
   49,603.95x = 1,922,586,285.38
5. Step 5: Solve for x
   x = 1,922,586,285.38/49,603.95
6. Step 6: Final answer
   x = 38,758.73