Finding the Third Proportional to 2,211,776 and 3,381,816

Step by Step Solution

1. Step 1: Write the proportion equation
   2,211,776 : 3,381,816 = 3,381,816 : x
2. Step 2: Convert to fraction form
   2,211,776/3,381,816 = 3,381,816/x
3. Step 3: Cross multiply
   2,211,776x = 3,381,816 × 3,381,816
4. Step 4: Simplify right side
   2,211,776x = 11,436,679,457,856
5. Step 5: Solve for x
   x = 11,436,679,457,856/2,211,776
6. Step 6: Final answer
   x = 5,170,812.71