Finding the Third Proportional to 604,858 and 1,281,320

Step by Step Solution

1. Step 1: Write the proportion equation
   604,858 : 1,281,320 = 1,281,320 : x
2. Step 2: Convert to fraction form
   604,858/1,281,320 = 1,281,320/x
3. Step 3: Cross multiply
   604,858x = 1,281,320 × 1,281,320
4. Step 4: Simplify right side
   604,858x = 1,641,780,942,400
5. Step 5: Solve for x
   x = 1,641,780,942,400/604,858
6. Step 6: Final answer
   x = 2,714,324.59