Finding the Third Proportional to 2,275.17 and 3,530.67

Step by Step Solution

1. Step 1: Write the proportion equation
   2,275.17 : 3,530.67 = 3,530.67 : x
2. Step 2: Convert to fraction form
   2,275.17/3,530.67 = 3,530.67/x
3. Step 3: Cross multiply
   2,275.17x = 3,530.67 × 3,530.67
4. Step 4: Simplify right side
   2,275.17x = 12,465,643.89
5. Step 5: Solve for x
   x = 12,465,643.89/2,275.17
6. Step 6: Final answer
   x = 5,478.99