Finding the Third Proportional to 2,854,159 and 3,913,821

Step by Step Solution

1. Step 1: Write the proportion equation
   2,854,159 : 3,913,821 = 3,913,821 : x
2. Step 2: Convert to fraction form
   2,854,159/3,913,821 = 3,913,821/x
3. Step 3: Cross multiply
   2,854,159x = 3,913,821 × 3,913,821
4. Step 4: Simplify right side
   2,854,159x = 15,317,994,820,041
5. Step 5: Solve for x
   x = 15,317,994,820,041/2,854,159
6. Step 6: Final answer
   x = 5,366,903.11