Finding the Fourth Proportional to 140,756.72, 194,245.88 and 80,335.52

Step by Step Solution

1. Step 1: Write the proportion equation
   140,756.72 : 194,245.88 = 80,335.52 : x
2. Step 2: Convert to fraction form
   140,756.72/194,245.88 = 80,335.52/x
3. Step 3: Cross multiply
   140,756.72x = 194,245.88 × 80,335.52
4. Step 4: Simplify right side
   140,756.72x = 15,604,843,777.66
5. Step 5: Solve for x
   x = 15,604,843,777.66/140,756.72
6. Step 6: Final answer
   x = 110,863.93