Finding the Third Proportional to 10,443.50 and 21,750.50

Step by Step Solution

1. Step 1: Write the proportion equation
   10,443.50 : 21,750.50 = 21,750.50 : x
2. Step 2: Convert to fraction form
   10,443.50/21,750.50 = 21,750.50/x
3. Step 3: Cross multiply
   10,443.50x = 21,750.50 × 21,750.50
4. Step 4: Simplify right side
   10,443.50x = 473,084,250.25
5. Step 5: Solve for x
   x = 473,084,250.25/10,443.50
6. Step 6: Final answer
   x = 45,299.40