Finding the Third Proportional to 1,207,707 and 2,604,570

Step by Step Solution

1. Step 1: Write the proportion equation
   1,207,707 : 2,604,570 = 2,604,570 : x
2. Step 2: Convert to fraction form
   1,207,707/2,604,570 = 2,604,570/x
3. Step 3: Cross multiply
   1,207,707x = 2,604,570 × 2,604,570
4. Step 4: Simplify right side
   1,207,707x = 6,783,784,884,900
5. Step 5: Solve for x
   x = 6,783,784,884,900/1,207,707
6. Step 6: Final answer
   x = 5,617,078.38