Finding the Third Proportional to 11,499.75 and 17,479.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,499.75 : 17,479.13 = 17,479.13 : x
2. Step 2: Convert to fraction form
   11,499.75/17,479.13 = 17,479.13/x
3. Step 3: Cross multiply
   11,499.75x = 17,479.13 × 17,479.13
4. Step 4: Simplify right side
   11,499.75x = 305,519,810.77
5. Step 5: Solve for x
   x = 305,519,810.77/11,499.75
6. Step 6: Final answer
   x = 26,567.52