Finding the Third Proportional to 2,173 and 3,147.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,173 : 3,147.50 = 3,147.50 : x
2. Step 2: Convert to fraction form
   2,173/3,147.50 = 3,147.50/x
3. Step 3: Cross multiply
   2,173x = 3,147.50 × 3,147.50
4. Step 4: Simplify right side
   2,173x = 9,906,756.25
5. Step 5: Solve for x
   x = 9,906,756.25/2,173
6. Step 6: Final answer
   x = 4,559.02