Finding the Third Proportional to 3,291 and 5,632.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,291 : 5,632.50 = 5,632.50 : x
2. Step 2: Convert to fraction form
   3,291/5,632.50 = 5,632.50/x
3. Step 3: Cross multiply
   3,291x = 5,632.50 × 5,632.50
4. Step 4: Simplify right side
   3,291x = 31,725,056.25
5. Step 5: Solve for x
   x = 31,725,056.25/3,291
6. Step 6: Final answer
   x = 9,639.94