Finding the Third Proportional to 14,178.50 and 17,337.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,178.50 : 17,337.50 = 17,337.50 : x
2. Step 2: Convert to fraction form
   14,178.50/17,337.50 = 17,337.50/x
3. Step 3: Cross multiply
   14,178.50x = 17,337.50 × 17,337.50
4. Step 4: Simplify right side
   14,178.50x = 300,588,906.25
5. Step 5: Solve for x
   x = 300,588,906.25/14,178.50
6. Step 6: Final answer
   x = 21,200.33