Finding the Third Proportional to 413,401.50 and 632,403

Step by Step Solution

1. Step 1: Write the proportion equation
   413,401.50 : 632,403 = 632,403 : x
2. Step 2: Convert to fraction form
   413,401.50/632,403 = 632,403/x
3. Step 3: Cross multiply
   413,401.50x = 632,403 × 632,403
4. Step 4: Simplify right side
   413,401.50x = 399,933,554,409
5. Step 5: Solve for x
   x = 399,933,554,409/413,401.50
6. Step 6: Final answer
   x = 967,421.63