Finding the Third Proportional to 4,122 and 5,564.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,122 : 5,564.25 = 5,564.25 : x
2. Step 2: Convert to fraction form
   4,122/5,564.25 = 5,564.25/x
3. Step 3: Cross multiply
   4,122x = 5,564.25 × 5,564.25
4. Step 4: Simplify right side
   4,122x = 30,960,878.06
5. Step 5: Solve for x
   x = 30,960,878.06/4,122
6. Step 6: Final answer
   x = 7,511.13