Finding the Third Proportional to 2,201,720 and 4,554,473

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201,720 : 4,554,473 = 4,554,473 : x
2. Step 2: Convert to fraction form
   2,201,720/4,554,473 = 4,554,473/x
3. Step 3: Cross multiply
   2,201,720x = 4,554,473 × 4,554,473
4. Step 4: Simplify right side
   2,201,720x = 20,743,224,307,729
5. Step 5: Solve for x
   x = 20,743,224,307,729/2,201,720
6. Step 6: Final answer
   x = 9,421,372.52