Finding the Third Proportional to 11,880.42 and 17,456.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,880.42 : 17,456.13 = 17,456.13 : x
2. Step 2: Convert to fraction form
   11,880.42/17,456.13 = 17,456.13/x
3. Step 3: Cross multiply
   11,880.42x = 17,456.13 × 17,456.13
4. Step 4: Simplify right side
   11,880.42x = 304,716,572.77
5. Step 5: Solve for x
   x = 304,716,572.77/11,880.42
6. Step 6: Final answer
   x = 25,648.63