Finding the Fourth Proportional to 108,055.89, 148,978.50 and 88,603.14

Step by Step Solution

1. Step 1: Write the proportion equation
   108,055.89 : 148,978.50 = 88,603.14 : x
2. Step 2: Convert to fraction form
   108,055.89/148,978.50 = 88,603.14/x
3. Step 3: Cross multiply
   108,055.89x = 148,978.50 × 88,603.14
4. Step 4: Simplify right side
   108,055.89x = 13,199,962,892.49
5. Step 5: Solve for x
   x = 13,199,962,892.49/108,055.89
6. Step 6: Final answer
   x = 122,158.66