Finding the Third Proportional to 979 and 1,452.50

Step by Step Solution

1. Step 1: Write the proportion equation
   979 : 1,452.50 = 1,452.50 : x
2. Step 2: Convert to fraction form
   979/1,452.50 = 1,452.50/x
3. Step 3: Cross multiply
   979x = 1,452.50 × 1,452.50
4. Step 4: Simplify right side
   979x = 2,109,756.25
5. Step 5: Solve for x
   x = 2,109,756.25/979
6. Step 6: Final answer
   x = 2,155.01