Finding the Third Proportional to 1,188,479 and 2,561,760

Step by Step Solution

1. Step 1: Write the proportion equation
   1,188,479 : 2,561,760 = 2,561,760 : x
2. Step 2: Convert to fraction form
   1,188,479/2,561,760 = 2,561,760/x
3. Step 3: Cross multiply
   1,188,479x = 2,561,760 × 2,561,760
4. Step 4: Simplify right side
   1,188,479x = 6,562,614,297,600
5. Step 5: Solve for x
   x = 6,562,614,297,600/1,188,479
6. Step 6: Final answer
   x = 5,521,859.70