Finding the Third Proportional to 2,243,395 and 3,480,329

Step by Step Solution

1. Step 1: Write the proportion equation
   2,243,395 : 3,480,329 = 3,480,329 : x
2. Step 2: Convert to fraction form
   2,243,395/3,480,329 = 3,480,329/x
3. Step 3: Cross multiply
   2,243,395x = 3,480,329 × 3,480,329
4. Step 4: Simplify right side
   2,243,395x = 12,112,689,948,241
5. Step 5: Solve for x
   x = 12,112,689,948,241/2,243,395
6. Step 6: Final answer
   x = 5,399,267.60