Finding the Third Proportional to 4,704.50 and 10,218.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,704.50 : 10,218.50 = 10,218.50 : x
2. Step 2: Convert to fraction form
   4,704.50/10,218.50 = 10,218.50/x
3. Step 3: Cross multiply
   4,704.50x = 10,218.50 × 10,218.50
4. Step 4: Simplify right side
   4,704.50x = 104,417,742.25
5. Step 5: Solve for x
   x = 104,417,742.25/4,704.50
6. Step 6: Final answer
   x = 22,195.29