Finding the Third Proportional to 565,584 and 1,231,040

Step by Step Solution

1. Step 1: Write the proportion equation
   565,584 : 1,231,040 = 1,231,040 : x
2. Step 2: Convert to fraction form
   565,584/1,231,040 = 1,231,040/x
3. Step 3: Cross multiply
   565,584x = 1,231,040 × 1,231,040
4. Step 4: Simplify right side
   565,584x = 1,515,459,481,600
5. Step 5: Solve for x
   x = 1,515,459,481,600/565,584
6. Step 6: Final answer
   x = 2,679,459.61