Finding the Third Proportional to 2,187,516 and 3,423,753

Step by Step Solution

1. Step 1: Write the proportion equation
   2,187,516 : 3,423,753 = 3,423,753 : x
2. Step 2: Convert to fraction form
   2,187,516/3,423,753 = 3,423,753/x
3. Step 3: Cross multiply
   2,187,516x = 3,423,753 × 3,423,753
4. Step 4: Simplify right side
   2,187,516x = 11,722,084,605,009
5. Step 5: Solve for x
   x = 11,722,084,605,009/2,187,516
6. Step 6: Final answer
   x = 5,358,628.05