Finding the Third Proportional to 1,109,838 and 1,661,715

Step by Step Solution

1. Step 1: Write the proportion equation
   1,109,838 : 1,661,715 = 1,661,715 : x
2. Step 2: Convert to fraction form
   1,109,838/1,661,715 = 1,661,715/x
3. Step 3: Cross multiply
   1,109,838x = 1,661,715 × 1,661,715
4. Step 4: Simplify right side
   1,109,838x = 2,761,296,741,225
5. Step 5: Solve for x
   x = 2,761,296,741,225/1,109,838
6. Step 6: Final answer
   x = 2,488,017.84