Finding the Third Proportional to 14,238 and 21,241.50

Step by Step Solution

1. Step 1: Write the proportion equation
   14,238 : 21,241.50 = 21,241.50 : x
2. Step 2: Convert to fraction form
   14,238/21,241.50 = 21,241.50/x
3. Step 3: Cross multiply
   14,238x = 21,241.50 × 21,241.50
4. Step 4: Simplify right side
   14,238x = 451,201,322.25
5. Step 5: Solve for x
   x = 451,201,322.25/14,238
6. Step 6: Final answer
   x = 31,689.94