Finding the Fourth Proportional to 140,082.68, 193,287.66 and 83,499.32

Step by Step Solution

1. Step 1: Write the proportion equation
   140,082.68 : 193,287.66 = 83,499.32 : x
2. Step 2: Convert to fraction form
   140,082.68/193,287.66 = 83,499.32/x
3. Step 3: Cross multiply
   140,082.68x = 193,287.66 × 83,499.32
4. Step 4: Simplify right side
   140,082.68x = 16,139,388,174.39
5. Step 5: Solve for x
   x = 16,139,388,174.39/140,082.68
6. Step 6: Final answer
   x = 115,213.30