Finding the Third Proportional to 1,741,317 and 2,638,311

Step by Step Solution

1. Step 1: Write the proportion equation
   1,741,317 : 2,638,311 = 2,638,311 : x
2. Step 2: Convert to fraction form
   1,741,317/2,638,311 = 2,638,311/x
3. Step 3: Cross multiply
   1,741,317x = 2,638,311 × 2,638,311
4. Step 4: Simplify right side
   1,741,317x = 6,960,684,932,721
5. Step 5: Solve for x
   x = 6,960,684,932,721/1,741,317
6. Step 6: Final answer
   x = 3,997,368.05