Finding the Third Proportional to 1,099,216 and 1,748,561

Step by Step Solution

1. Step 1: Write the proportion equation
   1,099,216 : 1,748,561 = 1,748,561 : x
2. Step 2: Convert to fraction form
   1,099,216/1,748,561 = 1,748,561/x
3. Step 3: Cross multiply
   1,099,216x = 1,748,561 × 1,748,561
4. Step 4: Simplify right side
   1,099,216x = 3,057,465,570,721
5. Step 5: Solve for x
   x = 3,057,465,570,721/1,099,216
6. Step 6: Final answer
   x = 2,781,496.60