Finding the Third Proportional to 2,115,296 and 4,124,320

Step by Step Solution

1. Step 1: Write the proportion equation
   2,115,296 : 4,124,320 = 4,124,320 : x
2. Step 2: Convert to fraction form
   2,115,296/4,124,320 = 4,124,320/x
3. Step 3: Cross multiply
   2,115,296x = 4,124,320 × 4,124,320
4. Step 4: Simplify right side
   2,115,296x = 17,010,015,462,400
5. Step 5: Solve for x
   x = 17,010,015,462,400/2,115,296
6. Step 6: Final answer
   x = 8,041,435.08