Finding the Third Proportional to 11,157.75 and 14,860.13

Step by Step Solution

1. Step 1: Write the proportion equation
   11,157.75 : 14,860.13 = 14,860.13 : x
2. Step 2: Convert to fraction form
   11,157.75/14,860.13 = 14,860.13/x
3. Step 3: Cross multiply
   11,157.75x = 14,860.13 × 14,860.13
4. Step 4: Simplify right side
   11,157.75x = 220,823,315.02
5. Step 5: Solve for x
   x = 220,823,315.02/11,157.75
6. Step 6: Final answer
   x = 19,791.03