Finding the Fourth Proportional to 141,773.37, 195,647.85 and 78,111.17

Step by Step Solution

1. Step 1: Write the proportion equation
   141,773.37 : 195,647.85 = 78,111.17 : x
2. Step 2: Convert to fraction form
   141,773.37/195,647.85 = 78,111.17/x
3. Step 3: Cross multiply
   141,773.37x = 195,647.85 × 78,111.17
4. Step 4: Simplify right side
   141,773.37x = 15,282,281,493.25
5. Step 5: Solve for x
   x = 15,282,281,493.25/141,773.37
6. Step 6: Final answer
   x = 107,793.74