Finding the Third Proportional to 10,482.50 and 14,243.75

Step by Step Solution

1. Step 1: Write the proportion equation
   10,482.50 : 14,243.75 = 14,243.75 : x
2. Step 2: Convert to fraction form
   10,482.50/14,243.75 = 14,243.75/x
3. Step 3: Cross multiply
   10,482.50x = 14,243.75 × 14,243.75
4. Step 4: Simplify right side
   10,482.50x = 202,884,414.06
5. Step 5: Solve for x
   x = 202,884,414.06/10,482.50
6. Step 6: Final answer
   x = 19,354.58