Finding the Third Proportional to 2,516.63 and 5,509.13

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.63 : 5,509.13 = 5,509.13 : x
2. Step 2: Convert to fraction form
   2,516.63/5,509.13 = 5,509.13/x
3. Step 3: Cross multiply
   2,516.63x = 5,509.13 × 5,509.13
4. Step 4: Simplify right side
   2,516.63x = 30,350,458.27
5. Step 5: Solve for x
   x = 30,350,458.27/2,516.63
6. Step 6: Final answer
   x = 12,059.98