Finding the Fourth Proportional to 141,076.82, 194,685.90 and 80,648.79

Step by Step Solution

1. Step 1: Write the proportion equation
   141,076.82 : 194,685.90 = 80,648.79 : x
2. Step 2: Convert to fraction form
   141,076.82/194,685.90 = 80,648.79/x
3. Step 3: Cross multiply
   141,076.82x = 194,685.90 × 80,648.79
4. Step 4: Simplify right side
   141,076.82x = 15,701,182,265.06
5. Step 5: Solve for x
   x = 15,701,182,265.06/141,076.82
6. Step 6: Final answer
   x = 111,295.27