Finding the Third Proportional to 2,229.75 and 5,162.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,229.75 : 5,162.63 = 5,162.63 : x
2. Step 2: Convert to fraction form
   2,229.75/5,162.63 = 5,162.63/x
3. Step 3: Cross multiply
   2,229.75x = 5,162.63 × 5,162.63
4. Step 4: Simplify right side
   2,229.75x = 26,652,696.89
5. Step 5: Solve for x
   x = 26,652,696.89/2,229.75
6. Step 6: Final answer
   x = 11,953.22