Finding the Third Proportional to 4,004,420 and 9,448,748

Step by Step Solution

1. Step 1: Write the proportion equation
   4,004,420 : 9,448,748 = 9,448,748 : x
2. Step 2: Convert to fraction form
   4,004,420/9,448,748 = 9,448,748/x
3. Step 3: Cross multiply
   4,004,420x = 9,448,748 × 9,448,748
4. Step 4: Simplify right side
   4,004,420x = 89,278,838,767,504
5. Step 5: Solve for x
   x = 89,278,838,767,504/4,004,420
6. Step 6: Final answer
   x = 22,295,073.64