Finding the Third Proportional to 13,150.69 and 15,216.19

Step by Step Solution

1. Step 1: Write the proportion equation
   13,150.69 : 15,216.19 = 15,216.19 : x
2. Step 2: Convert to fraction form
   13,150.69/15,216.19 = 15,216.19/x
3. Step 3: Cross multiply
   13,150.69x = 15,216.19 × 15,216.19
4. Step 4: Simplify right side
   13,150.69x = 231,532,362.04
5. Step 5: Solve for x
   x = 231,532,362.04/13,150.69
6. Step 6: Final answer
   x = 17,606.10