Finding the Third Proportional to 2,371.88 and 5,188.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,371.88 : 5,188.69 = 5,188.69 : x
2. Step 2: Convert to fraction form
   2,371.88/5,188.69 = 5,188.69/x
3. Step 3: Cross multiply
   2,371.88x = 5,188.69 × 5,188.69
4. Step 4: Simplify right side
   2,371.88x = 26,922,477.97
5. Step 5: Solve for x
   x = 26,922,477.97/2,371.88
6. Step 6: Final answer
   x = 11,350.72