Finding the Third Proportional to 2,213,020 and 4,507,248

Step by Step Solution

1. Step 1: Write the proportion equation
   2,213,020 : 4,507,248 = 4,507,248 : x
2. Step 2: Convert to fraction form
   2,213,020/4,507,248 = 4,507,248/x
3. Step 3: Cross multiply
   2,213,020x = 4,507,248 × 4,507,248
4. Step 4: Simplify right side
   2,213,020x = 20,315,284,533,504
5. Step 5: Solve for x
   x = 20,315,284,533,504/2,213,020
6. Step 6: Final answer
   x = 9,179,891.97