Finding the Fourth Proportional to 144,793.89, 199,815.62 and 88,205.27

Step by Step Solution

1. Step 1: Write the proportion equation
   144,793.89 : 199,815.62 = 88,205.27 : x
2. Step 2: Convert to fraction form
   144,793.89/199,815.62 = 88,205.27/x
3. Step 3: Cross multiply
   144,793.89x = 199,815.62 × 88,205.27
4. Step 4: Simplify right side
   144,793.89x = 17,624,789,272.21
5. Step 5: Solve for x
   x = 17,624,789,272.21/144,793.89
6. Step 6: Final answer
   x = 121,723.29