Finding the Third Proportional to 555,984 and 1,211,760

Step by Step Solution

1. Step 1: Write the proportion equation
   555,984 : 1,211,760 = 1,211,760 : x
2. Step 2: Convert to fraction form
   555,984/1,211,760 = 1,211,760/x
3. Step 3: Cross multiply
   555,984x = 1,211,760 × 1,211,760
4. Step 4: Simplify right side
   555,984x = 1,468,362,297,600
5. Step 5: Solve for x
   x = 1,468,362,297,600/555,984
6. Step 6: Final answer
   x = 2,641,015.38