Finding the Third Proportional to 4,689.75 and 7,271.06

Step by Step Solution

1. Step 1: Write the proportion equation
   4,689.75 : 7,271.06 = 7,271.06 : x
2. Step 2: Convert to fraction form
   4,689.75/7,271.06 = 7,271.06/x
3. Step 3: Cross multiply
   4,689.75x = 7,271.06 × 7,271.06
4. Step 4: Simplify right side
   4,689.75x = 52,868,349.88
5. Step 5: Solve for x
   x = 52,868,349.88/4,689.75
6. Step 6: Final answer
   x = 11,273.17