Finding the Third Proportional to 2,340,678 and 3,495,705

Step by Step Solution

1. Step 1: Write the proportion equation
   2,340,678 : 3,495,705 = 3,495,705 : x
2. Step 2: Convert to fraction form
   2,340,678/3,495,705 = 3,495,705/x
3. Step 3: Cross multiply
   2,340,678x = 3,495,705 × 3,495,705
4. Step 4: Simplify right side
   2,340,678x = 12,219,953,447,025
5. Step 5: Solve for x
   x = 12,219,953,447,025/2,340,678
6. Step 6: Final answer
   x = 5,220,689.67