Finding the Third Proportional to 11,557.69 and 17,230.22

Step by Step Solution

1. Step 1: Write the proportion equation
   11,557.69 : 17,230.22 = 17,230.22 : x
2. Step 2: Convert to fraction form
   11,557.69/17,230.22 = 17,230.22/x
3. Step 3: Cross multiply
   11,557.69x = 17,230.22 × 17,230.22
4. Step 4: Simplify right side
   11,557.69x = 296,880,438.17
5. Step 5: Solve for x
   x = 296,880,438.17/11,557.69
6. Step 6: Final answer
   x = 25,686.84