Finding the Third Proportional to 1,375,169 and 2,986,992

Step by Step Solution

1. Step 1: Write the proportion equation
   1,375,169 : 2,986,992 = 2,986,992 : x
2. Step 2: Convert to fraction form
   1,375,169/2,986,992 = 2,986,992/x
3. Step 3: Cross multiply
   1,375,169x = 2,986,992 × 2,986,992
4. Step 4: Simplify right side
   1,375,169x = 8,922,121,208,064
5. Step 5: Solve for x
   x = 8,922,121,208,064/1,375,169
6. Step 6: Final answer
   x = 6,488,017.99