Finding the Third Proportional to 2,430,378 and 5,626,422

Step by Step Solution

1. Step 1: Write the proportion equation
   2,430,378 : 5,626,422 = 5,626,422 : x
2. Step 2: Convert to fraction form
   2,430,378/5,626,422 = 5,626,422/x
3. Step 3: Cross multiply
   2,430,378x = 5,626,422 × 5,626,422
4. Step 4: Simplify right side
   2,430,378x = 31,656,624,522,084
5. Step 5: Solve for x
   x = 31,656,624,522,084/2,430,378
6. Step 6: Final answer
   x = 13,025,391.33