Finding the Third Proportional to 4,949.25 and 10,505.81

Step by Step Solution

1. Step 1: Write the proportion equation
   4,949.25 : 10,505.81 = 10,505.81 : x
2. Step 2: Convert to fraction form
   4,949.25/10,505.81 = 10,505.81/x
3. Step 3: Cross multiply
   4,949.25x = 10,505.81 × 10,505.81
4. Step 4: Simplify right side
   4,949.25x = 110,372,096.29
5. Step 5: Solve for x
   x = 110,372,096.29/4,949.25
6. Step 6: Final answer
   x = 22,300.77