Finding the Third Proportional to 194,036.50 and 424,145

Step by Step Solution

1. Step 1: Write the proportion equation
   194,036.50 : 424,145 = 424,145 : x
2. Step 2: Convert to fraction form
   194,036.50/424,145 = 424,145/x
3. Step 3: Cross multiply
   194,036.50x = 424,145 × 424,145
4. Step 4: Simplify right side
   194,036.50x = 179,898,981,025
5. Step 5: Solve for x
   x = 179,898,981,025/194,036.50
6. Step 6: Final answer
   x = 927,139.90