Finding the Third Proportional to 1,109,810 and 1,661,677

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,810 : 1,661,677 = 1,661,677 : x
2. Step 2: Convert to fraction form
   1,109,810/1,661,677 = 1,661,677/x
3. Step 3: Cross multiply
   1,109,810x = 1,661,677 × 1,661,677
4. Step 4: Simplify right side
   1,109,810x = 2,761,170,452,329
5. Step 5: Solve for x
   x = 2,761,170,452,329/1,109,810
6. Step 6: Final answer
   x = 2,487,966.82