Finding the Fourth Proportional to 130,442.96, 195,308.69 and 98,757.15

Step by Step Solution

1. Step 1: Write the proportion equation
   130,442.96 : 195,308.69 = 98,757.15 : x
2. Step 2: Convert to fraction form
   130,442.96/195,308.69 = 98,757.15/x
3. Step 3: Cross multiply
   130,442.96x = 195,308.69 × 98,757.15
4. Step 4: Simplify right side
   130,442.96x = 19,288,129,100.85
5. Step 5: Solve for x
   x = 19,288,129,100.85/130,442.96
6. Step 6: Final answer
   x = 147,866.39