Finding the Fourth Proportional to 140,757.28, 194,248.83 and 79,498.56

Step by Step Solution

1. Step 1: Write the proportion equation
   140,757.28 : 194,248.83 = 79,498.56 : x
2. Step 2: Convert to fraction form
   140,757.28/194,248.83 = 79,498.56/x
3. Step 3: Cross multiply
   140,757.28x = 194,248.83 × 79,498.56
4. Step 4: Simplify right side
   140,757.28x = 15,442,502,266.68
5. Step 5: Solve for x
   x = 15,442,502,266.68/140,757.28
6. Step 6: Final answer
   x = 109,710.15