Finding the Third Proportional to 688,882 and 1,012,910

Step by Step Solution

1. Step 1: Write the proportion equation
   688,882 : 1,012,910 = 1,012,910 : x
2. Step 2: Convert to fraction form
   688,882/1,012,910 = 1,012,910/x
3. Step 3: Cross multiply
   688,882x = 1,012,910 × 1,012,910
4. Step 4: Simplify right side
   688,882x = 1,025,986,668,100
5. Step 5: Solve for x
   x = 1,025,986,668,100/688,882
6. Step 6: Final answer
   x = 1,489,350.38