Finding the Third Proportional to 1,249,707 and 2,588,028

Step by Step Solution

1. Step 1: Write the proportion equation
   1,249,707 : 2,588,028 = 2,588,028 : x
2. Step 2: Convert to fraction form
   1,249,707/2,588,028 = 2,588,028/x
3. Step 3: Cross multiply
   1,249,707x = 2,588,028 × 2,588,028
4. Step 4: Simplify right side
   1,249,707x = 6,697,888,928,784
5. Step 5: Solve for x
   x = 6,697,888,928,784/1,249,707
6. Step 6: Final answer
   x = 5,359,567.43