Finding the Third Proportional to 172,029 and 404,790

Step by Step Solution

1. Step 1: Write the proportion equation
   172,029 : 404,790 = 404,790 : x
2. Step 2: Convert to fraction form
   172,029/404,790 = 404,790/x
3. Step 3: Cross multiply
   172,029x = 404,790 × 404,790
4. Step 4: Simplify right side
   172,029x = 163,854,944,100
5. Step 5: Solve for x
   x = 163,854,944,100/172,029
6. Step 6: Final answer
   x = 952,484.43