Finding the Fourth Proportional to 141,077.32, 194,686.59 and 80,649.29

Step by Step Solution

1. Step 1: Write the proportion equation
   141,077.32 : 194,686.59 = 80,649.29 : x
2. Step 2: Convert to fraction form
   141,077.32/194,686.59 = 80,649.29/x
3. Step 3: Cross multiply
   141,077.32x = 194,686.59 × 80,649.29
4. Step 4: Simplify right side
   141,077.32x = 15,701,335,256.02
5. Step 5: Solve for x
   x = 15,701,335,256.02/141,077.32
6. Step 6: Final answer
   x = 111,295.96