Finding the Third Proportional to 1,188,066 and 2,561,604

Step by Step Solution

1. Step 1: Write the proportion equation
   1,188,066 : 2,561,604 = 2,561,604 : x
2. Step 2: Convert to fraction form
   1,188,066/2,561,604 = 2,561,604/x
3. Step 3: Cross multiply
   1,188,066x = 2,561,604 × 2,561,604
4. Step 4: Simplify right side
   1,188,066x = 6,561,815,052,816
5. Step 5: Solve for x
   x = 6,561,815,052,816/1,188,066
6. Step 6: Final answer
   x = 5,523,106.50