Finding the Third Proportional to 1,198,496 and 2,567,580

Step by Step Solution

1. Step 1: Write the proportion equation
   1,198,496 : 2,567,580 = 2,567,580 : x
2. Step 2: Convert to fraction form
   1,198,496/2,567,580 = 2,567,580/x
3. Step 3: Cross multiply
   1,198,496x = 2,567,580 × 2,567,580
4. Step 4: Simplify right side
   1,198,496x = 6,592,467,056,400
5. Step 5: Solve for x
   x = 6,592,467,056,400/1,198,496
6. Step 6: Final answer
   x = 5,500,616.65