Finding the Third Proportional to 129,945.94 and 194,389.88

Step by Step Solution

1. Step 1: Write the proportion equation
   129,945.94 : 194,389.88 = 194,389.88 : x
2. Step 2: Convert to fraction form
   129,945.94/194,389.88 = 194,389.88/x
3. Step 3: Cross multiply
   129,945.94x = 194,389.88 × 194,389.88
4. Step 4: Simplify right side
   129,945.94x = 37,787,423,502.52
5. Step 5: Solve for x
   x = 37,787,423,502.52/129,945.94
6. Step 6: Final answer
   x = 290,793.42