Finding the Fourth Proportional to 144,108.86, 198,869.46 and 83,694.34

Step by Step Solution

1. Step 1: Write the proportion equation
   144,108.86 : 198,869.46 = 83,694.34 : x
2. Step 2: Convert to fraction form
   144,108.86/198,869.46 = 83,694.34/x
3. Step 3: Cross multiply
   144,108.86x = 198,869.46 × 83,694.34
4. Step 4: Simplify right side
   144,108.86x = 16,644,248,200.86
5. Step 5: Solve for x
   x = 16,644,248,200.86/144,108.86
6. Step 6: Final answer
   x = 115,497.74