Finding the Third Proportional to 11,818.50 and 17,494.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,818.50 : 17,494.13 = 17,494.13 : x
2. Step 2: Convert to fraction form
   11,818.50/17,494.13 = 17,494.13/x
3. Step 3: Cross multiply
   11,818.50x = 17,494.13 × 17,494.13
4. Step 4: Simplify right side
   11,818.50x = 306,044,409.52
5. Step 5: Solve for x
   x = 306,044,409.52/11,818.50
6. Step 6: Final answer
   x = 25,895.37