Finding the Fourth Proportional to 140,995.06, 194,568.42 and 83,668.42

Step by Step Solution

1. Step 1: Write the proportion equation
   140,995.06 : 194,568.42 = 83,668.42 : x
2. Step 2: Convert to fraction form
   140,995.06/194,568.42 = 83,668.42/x
3. Step 3: Cross multiply
   140,995.06x = 194,568.42 × 83,668.42
4. Step 4: Simplify right side
   140,995.06x = 16,279,232,283.30
5. Step 5: Solve for x
   x = 16,279,232,283.30/140,995.06
6. Step 6: Final answer
   x = 115,459.59