Finding the Third Proportional to 2,210,542 and 3,515,105

Step by Step Solution

1. Step 1: Write the proportion equation
   2,210,542 : 3,515,105 = 3,515,105 : x
2. Step 2: Convert to fraction form
   2,210,542/3,515,105 = 3,515,105/x
3. Step 3: Cross multiply
   2,210,542x = 3,515,105 × 3,515,105
4. Step 4: Simplify right side
   2,210,542x = 12,355,963,161,025
5. Step 5: Solve for x
   x = 12,355,963,161,025/2,210,542
6. Step 6: Final answer
   x = 5,589,562.72