Finding the Third Proportional to 11,287.69 and 17,560.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,287.69 : 17,560.13 = 17,560.13 : x
2. Step 2: Convert to fraction form
   11,287.69/17,560.13 = 17,560.13/x
3. Step 3: Cross multiply
   11,287.69x = 17,560.13 × 17,560.13
4. Step 4: Simplify right side
   11,287.69x = 308,357,990.02
5. Step 5: Solve for x
   x = 308,357,990.02/11,287.69
6. Step 6: Final answer
   x = 27,318.08