Finding the Third Proportional to 691,656 and 1,058,474

Step by Step Solution

1. Step 1: Write the proportion equation
   691,656 : 1,058,474 = 1,058,474 : x
2. Step 2: Convert to fraction form
   691,656/1,058,474 = 1,058,474/x
3. Step 3: Cross multiply
   691,656x = 1,058,474 × 1,058,474
4. Step 4: Simplify right side
   691,656x = 1,120,367,208,676
5. Step 5: Solve for x
   x = 1,120,367,208,676/691,656
6. Step 6: Final answer
   x = 1,619,832.99