Finding the Third Proportional to 2,228,572 and 4,811,816

Step by Step Solution

1. Step 1: Write the proportion equation
   2,228,572 : 4,811,816 = 4,811,816 : x
2. Step 2: Convert to fraction form
   2,228,572/4,811,816 = 4,811,816/x
3. Step 3: Cross multiply
   2,228,572x = 4,811,816 × 4,811,816
4. Step 4: Simplify right side
   2,228,572x = 23,153,573,217,856
5. Step 5: Solve for x
   x = 23,153,573,217,856/2,228,572
6. Step 6: Final answer
   x = 10,389,421.22