Finding the Third Proportional to 20,199.38 and 27,418.50

Step by Step Solution

1. Step 1: Write the proportion equation
   20,199.38 : 27,418.50 = 27,418.50 : x
2. Step 2: Convert to fraction form
   20,199.38/27,418.50 = 27,418.50/x
3. Step 3: Cross multiply
   20,199.38x = 27,418.50 × 27,418.50
4. Step 4: Simplify right side
   20,199.38x = 751,774,142.25
5. Step 5: Solve for x
   x = 751,774,142.25/20,199.38
6. Step 6: Final answer
   x = 37,217.69