Finding the Third Proportional to 1,563.50 and 3,375.50

Step by Step Solution

1. Step 1: Write the proportion equation
   1,563.50 : 3,375.50 = 3,375.50 : x
2. Step 2: Convert to fraction form
   1,563.50/3,375.50 = 3,375.50/x
3. Step 3: Cross multiply
   1,563.50x = 3,375.50 × 3,375.50
4. Step 4: Simplify right side
   1,563.50x = 11,394,000.25
5. Step 5: Solve for x
   x = 11,394,000.25/1,563.50
6. Step 6: Final answer
   x = 7,287.50