Finding the Fourth Proportional to 140,445.50, 193,799.59 and 83,086.97

Step by Step Solution

1. Step 1: Write the proportion equation
   140,445.50 : 193,799.59 = 83,086.97 : x
2. Step 2: Convert to fraction form
   140,445.50/193,799.59 = 83,086.97/x
3. Step 3: Cross multiply
   140,445.50x = 193,799.59 × 83,086.97
4. Step 4: Simplify right side
   140,445.50x = 16,102,219,543.63
5. Step 5: Solve for x
   x = 16,102,219,543.63/140,445.50
6. Step 6: Final answer
   x = 114,651.02