Finding the Third Proportional to 181,231.50 and 426,402

Step by Step Solution

1. Step 1: Write the proportion equation
   181,231.50 : 426,402 = 426,402 : x
2. Step 2: Convert to fraction form
   181,231.50/426,402 = 426,402/x
3. Step 3: Cross multiply
   181,231.50x = 426,402 × 426,402
4. Step 4: Simplify right side
   181,231.50x = 181,818,665,604
5. Step 5: Solve for x
   x = 181,818,665,604/181,231.50
6. Step 6: Final answer
   x = 1,003,239.87