Finding the Third Proportional to 11,782.50 and 18,483

Step by Step Solution

1. Step 1: Write the proportion equation
   11,782.50 : 18,483 = 18,483 : x
2. Step 2: Convert to fraction form
   11,782.50/18,483 = 18,483/x
3. Step 3: Cross multiply
   11,782.50x = 18,483 × 18,483
4. Step 4: Simplify right side
   11,782.50x = 341,621,289
5. Step 5: Solve for x
   x = 341,621,289/11,782.50
6. Step 6: Final answer
   x = 28,993.96