Finding the Third Proportional to 2,115,484 and 4,650,872

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,484 : 4,650,872 = 4,650,872 : x
2. Step 2: Convert to fraction form
   2,115,484/4,650,872 = 4,650,872/x
3. Step 3: Cross multiply
   2,115,484x = 4,650,872 × 4,650,872
4. Step 4: Simplify right side
   2,115,484x = 21,630,610,360,384
5. Step 5: Solve for x
   x = 21,630,610,360,384/2,115,484
6. Step 6: Final answer
   x = 10,224,899.06