Finding the Fourth Proportional to 90,111.06, 124,342.41 and 49,819.38

Step by Step Solution

1. Step 1: Write the proportion equation
   90,111.06 : 124,342.41 = 49,819.38 : x
2. Step 2: Convert to fraction form
   90,111.06/124,342.41 = 49,819.38/x
3. Step 3: Cross multiply
   90,111.06x = 124,342.41 × 49,819.38
4. Step 4: Simplify right side
   90,111.06x = 6,194,661,773.91
5. Step 5: Solve for x
   x = 6,194,661,773.91/90,111.06
6. Step 6: Final answer
   x = 68,744.74