Finding the Third Proportional to 817,560 and 1,775,088

Step by Step Solution

1. Step 1: Write the proportion equation
   817,560 : 1,775,088 = 1,775,088 : x
2. Step 2: Convert to fraction form
   817,560/1,775,088 = 1,775,088/x
3. Step 3: Cross multiply
   817,560x = 1,775,088 × 1,775,088
4. Step 4: Simplify right side
   817,560x = 3,150,937,407,744
5. Step 5: Solve for x
   x = 3,150,937,407,744/817,560
6. Step 6: Final answer
   x = 3,854,074.82