Finding the Third Proportional to 1,249,132 and 2,596,398

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,132 : 2,596,398 = 2,596,398 : x
2. Step 2: Convert to fraction form
   1,249,132/2,596,398 = 2,596,398/x
3. Step 3: Cross multiply
   1,249,132x = 2,596,398 × 2,596,398
4. Step 4: Simplify right side
   1,249,132x = 6,741,282,574,404
5. Step 5: Solve for x
   x = 6,741,282,574,404/1,249,132
6. Step 6: Final answer
   x = 5,396,773.58