Finding the Third Proportional to 417,483 and 625,132.50

Step by Step Solution

1. Step 1: Write the proportion equation
   417,483 : 625,132.50 = 625,132.50 : x
2. Step 2: Convert to fraction form
   417,483/625,132.50 = 625,132.50/x
3. Step 3: Cross multiply
   417,483x = 625,132.50 × 625,132.50
4. Step 4: Simplify right side
   417,483x = 390,790,642,556.25
5. Step 5: Solve for x
   x = 390,790,642,556.25/417,483
6. Step 6: Final answer
   x = 936,063.61