Finding the Third Proportional to 604,862 and 1,281,328

Step by Step Solution

1. Step 1: Write the proportion equation
   604,862 : 1,281,328 = 1,281,328 : x
2. Step 2: Convert to fraction form
   604,862/1,281,328 = 1,281,328/x
3. Step 3: Cross multiply
   604,862x = 1,281,328 × 1,281,328
4. Step 4: Simplify right side
   604,862x = 1,641,801,443,584
5. Step 5: Solve for x
   x = 1,641,801,443,584/604,862
6. Step 6: Final answer
   x = 2,714,340.53