Finding the Fourth Proportional to 140,665.01, 194,103.27 and 80,231.09

Step by Step Solution

1. Step 1: Write the proportion equation
   140,665.01 : 194,103.27 = 80,231.09 : x
2. Step 2: Convert to fraction form
   140,665.01/194,103.27 = 80,231.09/x
3. Step 3: Cross multiply
   140,665.01x = 194,103.27 × 80,231.09
4. Step 4: Simplify right side
   140,665.01x = 15,573,116,924.66
5. Step 5: Solve for x
   x = 15,573,116,924.66/140,665.01
6. Step 6: Final answer
   x = 110,710.67