Finding the Third Proportional to 1,081,788 and 1,681,650

Step by Step Solution

1. Step 1: Write the proportion equation
   1,081,788 : 1,681,650 = 1,681,650 : x
2. Step 2: Convert to fraction form
   1,081,788/1,681,650 = 1,681,650/x
3. Step 3: Cross multiply
   1,081,788x = 1,681,650 × 1,681,650
4. Step 4: Simplify right side
   1,081,788x = 2,827,946,722,500
5. Step 5: Solve for x
   x = 2,827,946,722,500/1,081,788
6. Step 6: Final answer
   x = 2,614,141.33