Finding the Third Proportional to 1,143,296 and 2,438,416

Step by Step Solution

1. Step 1: Write the proportion equation
   1,143,296 : 2,438,416 = 2,438,416 : x
2. Step 2: Convert to fraction form
   1,143,296/2,438,416 = 2,438,416/x
3. Step 3: Cross multiply
   1,143,296x = 2,438,416 × 2,438,416
4. Step 4: Simplify right side
   1,143,296x = 5,945,872,589,056
5. Step 5: Solve for x
   x = 5,945,872,589,056/1,143,296
6. Step 6: Final answer
   x = 5,200,641.47