Finding the Third Proportional to 875,499 and 1,917,078

Step by Step Solution

1. Step 1: Write the proportion equation
   875,499 : 1,917,078 = 1,917,078 : x
2. Step 2: Convert to fraction form
   875,499/1,917,078 = 1,917,078/x
3. Step 3: Cross multiply
   875,499x = 1,917,078 × 1,917,078
4. Step 4: Simplify right side
   875,499x = 3,675,188,058,084
5. Step 5: Solve for x
   x = 3,675,188,058,084/875,499
6. Step 6: Final answer
   x = 4,197,820.97