Finding the Third Proportional to 4,521.75 and 9,536.25

Step by Step Solution

1. Step 1: Write the proportion equation
   4,521.75 : 9,536.25 = 9,536.25 : x
2. Step 2: Convert to fraction form
   4,521.75/9,536.25 = 9,536.25/x
3. Step 3: Cross multiply
   4,521.75x = 9,536.25 × 9,536.25
4. Step 4: Simplify right side
   4,521.75x = 90,940,064.06
5. Step 5: Solve for x
   x = 90,940,064.06/4,521.75
6. Step 6: Final answer
   x = 20,111.70