Finding the Third Proportional to 1,140,744 and 2,478,548

Step by Step Solution

1. Step 1: Write the proportion equation
   1,140,744 : 2,478,548 = 2,478,548 : x
2. Step 2: Convert to fraction form
   1,140,744/2,478,548 = 2,478,548/x
3. Step 3: Cross multiply
   1,140,744x = 2,478,548 × 2,478,548
4. Step 4: Simplify right side
   1,140,744x = 6,143,200,188,304
5. Step 5: Solve for x
   x = 6,143,200,188,304/1,140,744
6. Step 6: Final answer
   x = 5,385,257.51