Finding the Third Proportional to 1,079,172 and 1,660,716

Step by Step Solution

1. Step 1: Write the proportion equation
   1,079,172 : 1,660,716 = 1,660,716 : x
2. Step 2: Convert to fraction form
   1,079,172/1,660,716 = 1,660,716/x
3. Step 3: Cross multiply
   1,079,172x = 1,660,716 × 1,660,716
4. Step 4: Simplify right side
   1,079,172x = 2,757,977,632,656
5. Step 5: Solve for x
   x = 2,757,977,632,656/1,079,172
6. Step 6: Final answer
   x = 2,555,642.32