Finding the Third Proportional to 632,500.50 and 1,288,431

Step by Step Solution

1. Step 1: Write the proportion equation
   632,500.50 : 1,288,431 = 1,288,431 : x
2. Step 2: Convert to fraction form
   632,500.50/1,288,431 = 1,288,431/x
3. Step 3: Cross multiply
   632,500.50x = 1,288,431 × 1,288,431
4. Step 4: Simplify right side
   632,500.50x = 1,660,054,441,761
5. Step 5: Solve for x
   x = 1,660,054,441,761/632,500.50
6. Step 6: Final answer
   x = 2,624,589.93