Finding the Fourth Proportional to 141,700.45, 195,545.33 and 78,036.88

Step by Step Solution

1. Step 1: Write the proportion equation
   141,700.45 : 195,545.33 = 78,036.88 : x
2. Step 2: Convert to fraction form
   141,700.45/195,545.33 = 78,036.88/x
3. Step 3: Cross multiply
   141,700.45x = 195,545.33 × 78,036.88
4. Step 4: Simplify right side
   141,700.45x = 15,259,747,061.59
5. Step 5: Solve for x
   x = 15,259,747,061.59/141,700.45
6. Step 6: Final answer
   x = 107,690.18