Finding the Third Proportional to 5,726,378 and 12,349,404

Step by Step Solution

1. Step 1: Write the proportion equation
   5,726,378 : 12,349,404 = 12,349,404 : x
2. Step 2: Convert to fraction form
   5,726,378/12,349,404 = 12,349,404/x
3. Step 3: Cross multiply
   5,726,378x = 12,349,404 × 12,349,404
4. Step 4: Simplify right side
   5,726,378x = 152,507,779,155,216
5. Step 5: Solve for x
   x = 152,507,779,155,216/5,726,378
6. Step 6: Final answer
   x = 26,632,502.98