Finding the Fourth Proportional to 90,111.96, 124,345.76 and 49,820.22

Step by Step Solution

1. Step 1: Write the proportion equation
   90,111.96 : 124,345.76 = 49,820.22 : x
2. Step 2: Convert to fraction form
   90,111.96/124,345.76 = 49,820.22/x
3. Step 3: Cross multiply
   90,111.96x = 124,345.76 × 49,820.22
4. Step 4: Simplify right side
   90,111.96x = 6,194,932,870.17
5. Step 5: Solve for x
   x = 6,194,932,870.17/90,111.96
6. Step 6: Final answer
   x = 68,747.07