Finding the Third Proportional to 1,516 and 2,290

Step by Step Solution

1. Step 1: Write the proportion equation
   1,516 : 2,290 = 2,290 : x
2. Step 2: Convert to fraction form
   1,516/2,290 = 2,290/x
3. Step 3: Cross multiply
   1,516x = 2,290 × 2,290
4. Step 4: Simplify right side
   1,516x = 5,244,100
5. Step 5: Solve for x
   x = 5,244,100/1,516
6. Step 6: Final answer
   x = 3,459.17