Finding the Third Proportional to 1,092,726 and 1,639,089

Step by Step Solution

1. Step 1: Write the proportion equation
   1,092,726 : 1,639,089 = 1,639,089 : x
2. Step 2: Convert to fraction form
   1,092,726/1,639,089 = 1,639,089/x
3. Step 3: Cross multiply
   1,092,726x = 1,639,089 × 1,639,089
4. Step 4: Simplify right side
   1,092,726x = 2,686,612,749,921
5. Step 5: Solve for x
   x = 2,686,612,749,921/1,092,726
6. Step 6: Final answer
   x = 2,458,633.50