Finding the Third Proportional to 655,744.50 and 1,011,638

Step by Step Solution

1. Step 1: Write the proportion equation
   655,744.50 : 1,011,638 = 1,011,638 : x
2. Step 2: Convert to fraction form
   655,744.50/1,011,638 = 1,011,638/x
3. Step 3: Cross multiply
   655,744.50x = 1,011,638 × 1,011,638
4. Step 4: Simplify right side
   655,744.50x = 1,023,411,443,044
5. Step 5: Solve for x
   x = 1,023,411,443,044/655,744.50
6. Step 6: Final answer
   x = 1,560,686.28