Finding the Fourth Proportional to 140,757.43, 194,214.04 and 83,368.12

Step by Step Solution

1. Step 1: Write the proportion equation
   140,757.43 : 194,214.04 = 83,368.12 : x
2. Step 2: Convert to fraction form
   140,757.43/194,214.04 = 83,368.12/x
3. Step 3: Cross multiply
   140,757.43x = 194,214.04 × 83,368.12
4. Step 4: Simplify right side
   140,757.43x = 16,191,259,392.40
5. Step 5: Solve for x
   x = 16,191,259,392.40/140,757.43
6. Step 6: Final answer
   x = 115,029.52