Finding the Fourth Proportional to 144,196.43, 198,985.05 and 82,937.96

Step by Step Solution

1. Step 1: Write the proportion equation
   144,196.43 : 198,985.05 = 82,937.96 : x
2. Step 2: Convert to fraction form
   144,196.43/198,985.05 = 82,937.96/x
3. Step 3: Cross multiply
   144,196.43x = 198,985.05 × 82,937.96
4. Step 4: Simplify right side
   144,196.43x = 16,503,414,117.50
5. Step 5: Solve for x
   x = 16,503,414,117.50/144,196.43
6. Step 6: Final answer
   x = 114,450.92