Finding the Third Proportional to 1,081,838 and 1,681,725

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081,838 : 1,681,725 = 1,681,725 : x
2. Step 2: Convert to fraction form
   1,081,838/1,681,725 = 1,681,725/x
3. Step 3: Cross multiply
   1,081,838x = 1,681,725 × 1,681,725
4. Step 4: Simplify right side
   1,081,838x = 2,828,198,975,625
5. Step 5: Solve for x
   x = 2,828,198,975,625/1,081,838
6. Step 6: Final answer
   x = 2,614,253.68