Finding the Third Proportional to 11,922.19 and 17,517.94

Step by Step Solution

1. Step 1: Write the proportion equation
   11,922.19 : 17,517.94 = 17,517.94 : x
2. Step 2: Convert to fraction form
   11,922.19/17,517.94 = 17,517.94/x
3. Step 3: Cross multiply
   11,922.19x = 17,517.94 × 17,517.94
4. Step 4: Simplify right side
   11,922.19x = 306,878,134.25
5. Step 5: Solve for x
   x = 306,878,134.25/11,922.19
6. Step 6: Final answer
   x = 25,740.09