Finding the Third Proportional to 4,197,800 and 8,900,048

Step by Step Solution

1. Step 1: Write the proportion equation
   4,197,800 : 8,900,048 = 8,900,048 : x
2. Step 2: Convert to fraction form
   4,197,800/8,900,048 = 8,900,048/x
3. Step 3: Cross multiply
   4,197,800x = 8,900,048 × 8,900,048
4. Step 4: Simplify right side
   4,197,800x = 79,210,854,402,304
5. Step 5: Solve for x
   x = 79,210,854,402,304/4,197,800
6. Step 6: Final answer
   x = 18,869,611.32