Finding the Third Proportional to 11,429.25 and 17,143.88

Step by Step Solution

1. Step 1: Write the proportion equation
   11,429.25 : 17,143.88 = 17,143.88 : x
2. Step 2: Convert to fraction form
   11,429.25/17,143.88 = 17,143.88/x
3. Step 3: Cross multiply
   11,429.25x = 17,143.88 × 17,143.88
4. Step 4: Simplify right side
   11,429.25x = 293,912,450.02
5. Step 5: Solve for x
   x = 293,912,450.02/11,429.25
6. Step 6: Final answer
   x = 25,715.81