Finding the Third Proportional to 604,300 and 817,814

Step by Step Solution

1. Step 1: Write the proportion equation
   604,300 : 817,814 = 817,814 : x
2. Step 2: Convert to fraction form
   604,300/817,814 = 817,814/x
3. Step 3: Cross multiply
   604,300x = 817,814 × 817,814
4. Step 4: Simplify right side
   604,300x = 668,819,738,596
5. Step 5: Solve for x
   x = 668,819,738,596/604,300
6. Step 6: Final answer
   x = 1,106,767.73