Finding the Third Proportional to 1,144,792 and 2,486,400

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144,792 : 2,486,400 = 2,486,400 : x
2. Step 2: Convert to fraction form
   1,144,792/2,486,400 = 2,486,400/x
3. Step 3: Cross multiply
   1,144,792x = 2,486,400 × 2,486,400
4. Step 4: Simplify right side
   1,144,792x = 6,182,184,960,000
5. Step 5: Solve for x
   x = 6,182,184,960,000/1,144,792
6. Step 6: Final answer
   x = 5,400,269.18