Finding the Third Proportional to 2,223,206 and 4,524,988

Step by Step Solution

1. Step 1: Write the proportion equation
   2,223,206 : 4,524,988 = 4,524,988 : x
2. Step 2: Convert to fraction form
   2,223,206/4,524,988 = 4,524,988/x
3. Step 3: Cross multiply
   2,223,206x = 4,524,988 × 4,524,988
4. Step 4: Simplify right side
   2,223,206x = 20,475,516,400,144
5. Step 5: Solve for x
   x = 20,475,516,400,144/2,223,206
6. Step 6: Final answer
   x = 9,209,905.16