Finding the Third Proportional to 11,218.25 and 17,367.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,218.25 : 17,367.50 = 17,367.50 : x
2. Step 2: Convert to fraction form
   11,218.25/17,367.50 = 17,367.50/x
3. Step 3: Cross multiply
   11,218.25x = 17,367.50 × 17,367.50
4. Step 4: Simplify right side
   11,218.25x = 301,630,056.25
5. Step 5: Solve for x
   x = 301,630,056.25/11,218.25
6. Step 6: Final answer
   x = 26,887.44