Finding the Third Proportional to 2,115,462 and 4,650,828

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,462 : 4,650,828 = 4,650,828 : x
2. Step 2: Convert to fraction form
   2,115,462/4,650,828 = 4,650,828/x
3. Step 3: Cross multiply
   2,115,462x = 4,650,828 × 4,650,828
4. Step 4: Simplify right side
   2,115,462x = 21,630,201,085,584
5. Step 5: Solve for x
   x = 21,630,201,085,584/2,115,462
6. Step 6: Final answer
   x = 10,224,811.93