Finding the Fourth Proportional to 89,934.90, 124,111.17 and 49,648.69

Step by Step Solution

1. Step 1: Write the proportion equation
   89,934.90 : 124,111.17 = 49,648.69 : x
2. Step 2: Convert to fraction form
   89,934.90/124,111.17 = 49,648.69/x
3. Step 3: Cross multiply
   89,934.90x = 124,111.17 × 49,648.69
4. Step 4: Simplify right side
   89,934.90x = 6,161,957,004.87
5. Step 5: Solve for x
   x = 6,161,957,004.87/89,934.90
6. Step 6: Final answer
   x = 68,515.75