Finding the Fourth Proportional to 108,084.18, 149,158.68 and 67,799.64

Step by Step Solution

1. Step 1: Write the proportion equation
   108,084.18 : 149,158.68 = 67,799.64 : x
2. Step 2: Convert to fraction form
   108,084.18/149,158.68 = 67,799.64/x
3. Step 3: Cross multiply
   108,084.18x = 149,158.68 × 67,799.64
4. Step 4: Simplify right side
   108,084.18x = 10,112,904,806.88
5. Step 5: Solve for x
   x = 10,112,904,806.88/108,084.18
6. Step 6: Final answer
   x = 93,565.08