Finding the Third Proportional to 875,506 and 1,917,087

Step by Step Solution

1. Step 1: Write the proportion equation
   875,506 : 1,917,087 = 1,917,087 : x
2. Step 2: Convert to fraction form
   875,506/1,917,087 = 1,917,087/x
3. Step 3: Cross multiply
   875,506x = 1,917,087 × 1,917,087
4. Step 4: Simplify right side
   875,506x = 3,675,222,565,569
5. Step 5: Solve for x
   x = 3,675,222,565,569/875,506
6. Step 6: Final answer
   x = 4,197,826.82