Finding the Third Proportional to 10,253.75 and 21,553.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,253.75 : 21,553.75 = 21,553.75 : x
2. Step 2: Convert to fraction form
   10,253.75/21,553.75 = 21,553.75/x
3. Step 3: Cross multiply
   10,253.75x = 21,553.75 × 21,553.75
4. Step 4: Simplify right side
   10,253.75x = 464,564,139.06
5. Step 5: Solve for x
   x = 464,564,139.06/10,253.75
6. Step 6: Final answer
   x = 45,306.75