Finding the Third Proportional to 4,623 and 7,105.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,623 : 7,105.50 = 7,105.50 : x
2. Step 2: Convert to fraction form
   4,623/7,105.50 = 7,105.50/x
3. Step 3: Cross multiply
   4,623x = 7,105.50 × 7,105.50
4. Step 4: Simplify right side
   4,623x = 50,488,130.25
5. Step 5: Solve for x
   x = 50,488,130.25/4,623
6. Step 6: Final answer
   x = 10,921.08