Finding the Third Proportional to 172,032.50 and 404,758

Step by Step Solution

1. Step 1: Write the proportion equation
   172,032.50 : 404,758 = 404,758 : x
2. Step 2: Convert to fraction form
   172,032.50/404,758 = 404,758/x
3. Step 3: Cross multiply
   172,032.50x = 404,758 × 404,758
4. Step 4: Simplify right side
   172,032.50x = 163,829,038,564
5. Step 5: Solve for x
   x = 163,829,038,564/172,032.50
6. Step 6: Final answer
   x = 952,314.47