Finding the Fourth Proportional to 141,409.32, 195,145.50 and 76,879.18

Step by Step Solution

1. Step 1: Write the proportion equation
   141,409.32 : 195,145.50 = 76,879.18 : x
2. Step 2: Convert to fraction form
   141,409.32/195,145.50 = 76,879.18/x
3. Step 3: Cross multiply
   141,409.32x = 195,145.50 × 76,879.18
4. Step 4: Simplify right side
   141,409.32x = 15,002,626,020.69
5. Step 5: Solve for x
   x = 15,002,626,020.69/141,409.32
6. Step 6: Final answer
   x = 106,093.62