Finding the Third Proportional to 4,540.50 and 7,134.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,540.50 : 7,134.50 = 7,134.50 : x
2. Step 2: Convert to fraction form
   4,540.50/7,134.50 = 7,134.50/x
3. Step 3: Cross multiply
   4,540.50x = 7,134.50 × 7,134.50
4. Step 4: Simplify right side
   4,540.50x = 50,901,090.25
5. Step 5: Solve for x
   x = 50,901,090.25/4,540.50
6. Step 6: Final answer
   x = 11,210.46