Finding the Fourth Proportional to 107,990.10, 148,893.95 and 88,802.82

Step by Step Solution

1. Step 1: Write the proportion equation
   107,990.10 : 148,893.95 = 88,802.82 : x
2. Step 2: Convert to fraction form
   107,990.10/148,893.95 = 88,802.82/x
3. Step 3: Cross multiply
   107,990.10x = 148,893.95 × 88,802.82
4. Step 4: Simplify right side
   107,990.10x = 13,222,202,196.92
5. Step 5: Solve for x
   x = 13,222,202,196.92/107,990.10
6. Step 6: Final answer
   x = 122,439.02