Finding the Third Proportional to 3,802,224 and 8,454,540

Step by Step Solution

1. Step 1: Write the proportion equation
   3,802,224 : 8,454,540 = 8,454,540 : x
2. Step 2: Convert to fraction form
   3,802,224/8,454,540 = 8,454,540/x
3. Step 3: Cross multiply
   3,802,224x = 8,454,540 × 8,454,540
4. Step 4: Simplify right side
   3,802,224x = 71,479,246,611,600
5. Step 5: Solve for x
   x = 71,479,246,611,600/3,802,224
6. Step 6: Final answer
   x = 18,799,325.50