Finding the Third Proportional to 2,218,206 and 3,312,525

Step by Step Solution

1. Step 1: Write the proportion equation
   2,218,206 : 3,312,525 = 3,312,525 : x
2. Step 2: Convert to fraction form
   2,218,206/3,312,525 = 3,312,525/x
3. Step 3: Cross multiply
   2,218,206x = 3,312,525 × 3,312,525
4. Step 4: Simplify right side
   2,218,206x = 10,972,821,875,625
5. Step 5: Solve for x
   x = 10,972,821,875,625/2,218,206
6. Step 6: Final answer
   x = 4,946,710.03