Finding the Third Proportional to 3,300 and 5,113.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,300 : 5,113.50 = 5,113.50 : x
2. Step 2: Convert to fraction form
   3,300/5,113.50 = 5,113.50/x
3. Step 3: Cross multiply
   3,300x = 5,113.50 × 5,113.50
4. Step 4: Simplify right side
   3,300x = 26,147,882.25
5. Step 5: Solve for x
   x = 26,147,882.25/3,300
6. Step 6: Final answer
   x = 7,923.60