Finding the Third Proportional to 1,207,705 and 2,604,566

Step by Step Solution

1. Step 1: Write the proportion equation
   1,207,705 : 2,604,566 = 2,604,566 : x
2. Step 2: Convert to fraction form
   1,207,705/2,604,566 = 2,604,566/x
3. Step 3: Cross multiply
   1,207,705x = 2,604,566 × 2,604,566
4. Step 4: Simplify right side
   1,207,705x = 6,783,764,048,356
5. Step 5: Solve for x
   x = 6,783,764,048,356/1,207,705
6. Step 6: Final answer
   x = 5,617,070.43