Finding the Third Proportional to 4,815.50 and 10,574.88

Step by Step Solution

1. Step 1: Write the proportion equation
   4,815.50 : 10,574.88 = 10,574.88 : x
2. Step 2: Convert to fraction form
   4,815.50/10,574.88 = 10,574.88/x
3. Step 3: Cross multiply
   4,815.50x = 10,574.88 × 10,574.88
4. Step 4: Simplify right side
   4,815.50x = 111,827,981.27
5. Step 5: Solve for x
   x = 111,827,981.27/4,815.50
6. Step 6: Final answer
   x = 23,222.51