Finding the Third Proportional to 5,287.50 and 10,847.25

Step by Step Solution

1. Step 1: Write the proportion equation
   5,287.50 : 10,847.25 = 10,847.25 : x
2. Step 2: Convert to fraction form
   5,287.50/10,847.25 = 10,847.25/x
3. Step 3: Cross multiply
   5,287.50x = 10,847.25 × 10,847.25
4. Step 4: Simplify right side
   5,287.50x = 117,662,832.56
5. Step 5: Solve for x
   x = 117,662,832.56/5,287.50
6. Step 6: Final answer
   x = 22,253.02