Finding the Fourth Proportional to 146,488.14, 202,155.19 and 86,061.30

Step by Step Solution

1. Step 1: Write the proportion equation
   146,488.14 : 202,155.19 = 86,061.30 : x
2. Step 2: Convert to fraction form
   146,488.14/202,155.19 = 86,061.30/x
3. Step 3: Cross multiply
   146,488.14x = 202,155.19 × 86,061.30
4. Step 4: Simplify right side
   146,488.14x = 17,397,738,453.15
5. Step 5: Solve for x
   x = 17,397,738,453.15/146,488.14
6. Step 6: Final answer
   x = 118,765.51