Finding the Third Proportional to 2,251,644 and 3,317,910

Step by Step Solution

1. Step 1: Write the proportion equation
   2,251,644 : 3,317,910 = 3,317,910 : x
2. Step 2: Convert to fraction form
   2,251,644/3,317,910 = 3,317,910/x
3. Step 3: Cross multiply
   2,251,644x = 3,317,910 × 3,317,910
4. Step 4: Simplify right side
   2,251,644x = 11,008,526,768,100
5. Step 5: Solve for x
   x = 11,008,526,768,100/2,251,644
6. Step 6: Final answer
   x = 4,889,106.26