Finding the Fourth Proportional to 140,082.88, 193,279.92 and 89,849.92

Step by Step Solution

1. Step 1: Write the proportion equation
   140,082.88 : 193,279.92 = 89,849.92 : x
2. Step 2: Convert to fraction form
   140,082.88/193,279.92 = 89,849.92/x
3. Step 3: Cross multiply
   140,082.88x = 193,279.92 × 89,849.92
4. Step 4: Simplify right side
   140,082.88x = 17,366,185,349.61
5. Step 5: Solve for x
   x = 17,366,185,349.61/140,082.88
6. Step 6: Final answer
   x = 123,970.79