Finding the Third Proportional to 628,496 and 1,293,856

Step by Step Solution

1. Step 1: Write the proportion equation
   628,496 : 1,293,856 = 1,293,856 : x
2. Step 2: Convert to fraction form
   628,496/1,293,856 = 1,293,856/x
3. Step 3: Cross multiply
   628,496x = 1,293,856 × 1,293,856
4. Step 4: Simplify right side
   628,496x = 1,674,063,348,736
5. Step 5: Solve for x
   x = 1,674,063,348,736/628,496
6. Step 6: Final answer
   x = 2,663,602.23