Finding the Third Proportional to 2,203,808 and 4,778,048

Step by Step Solution

1. Step 1: Write the proportion equation
   2,203,808 : 4,778,048 = 4,778,048 : x
2. Step 2: Convert to fraction form
   2,203,808/4,778,048 = 4,778,048/x
3. Step 3: Cross multiply
   2,203,808x = 4,778,048 × 4,778,048
4. Step 4: Simplify right side
   2,203,808x = 22,829,742,690,304
5. Step 5: Solve for x
   x = 22,829,742,690,304/2,203,808
6. Step 6: Final answer
   x = 10,359,224.89