Finding the Third Proportional to 2,115,482 and 4,650,868

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,482 : 4,650,868 = 4,650,868 : x
2. Step 2: Convert to fraction form
   2,115,482/4,650,868 = 4,650,868/x
3. Step 3: Cross multiply
   2,115,482x = 4,650,868 × 4,650,868
4. Step 4: Simplify right side
   2,115,482x = 21,630,573,153,424
5. Step 5: Solve for x
   x = 21,630,573,153,424/2,115,482
6. Step 6: Final answer
   x = 10,224,891.14