Finding the Third Proportional to 693,900 and 1,040,850

Step by Step Solution

1. Step 1: Write the proportion equation
   693,900 : 1,040,850 = 1,040,850 : x
2. Step 2: Convert to fraction form
   693,900/1,040,850 = 1,040,850/x
3. Step 3: Cross multiply
   693,900x = 1,040,850 × 1,040,850
4. Step 4: Simplify right side
   693,900x = 1,083,368,722,500
5. Step 5: Solve for x
   x = 1,083,368,722,500/693,900
6. Step 6: Final answer
   x = 1,561,275