Finding the Fourth Proportional to 141,864.39, 195,773.29 and 78,200.82

Step by Step Solution

1. Step 1: Write the proportion equation
   141,864.39 : 195,773.29 = 78,200.82 : x
2. Step 2: Convert to fraction form
   141,864.39/195,773.29 = 78,200.82/x
3. Step 3: Cross multiply
   141,864.39x = 195,773.29 × 78,200.82
4. Step 4: Simplify right side
   141,864.39x = 15,309,631,616.60
5. Step 5: Solve for x
   x = 15,309,631,616.60/141,864.39
6. Step 6: Final answer
   x = 107,917.37