Finding the Third Proportional to 4,970.53 and 10,628.72

Step by Step Solution

1. Step 1: Write the proportion equation
   4,970.53 : 10,628.72 = 10,628.72 : x
2. Step 2: Convert to fraction form
   4,970.53/10,628.72 = 10,628.72/x
3. Step 3: Cross multiply
   4,970.53x = 10,628.72 × 10,628.72
4. Step 4: Simplify right side
   4,970.53x = 112,969,662.27
5. Step 5: Solve for x
   x = 112,969,662.27/4,970.53
6. Step 6: Final answer
   x = 22,727.88