Finding the Third Proportional to 12,873 and 17,241.50

Step by Step Solution

1. Step 1: Write the proportion equation
   12,873 : 17,241.50 = 17,241.50 : x
2. Step 2: Convert to fraction form
   12,873/17,241.50 = 17,241.50/x
3. Step 3: Cross multiply
   12,873x = 17,241.50 × 17,241.50
4. Step 4: Simplify right side
   12,873x = 297,269,322.25
5. Step 5: Solve for x
   x = 297,269,322.25/12,873
6. Step 6: Final answer
   x = 23,092.47