Finding the Third Proportional to 12,892.50 and 17,223.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,892.50 : 17,223.75 = 17,223.75 : x
2. Step 2: Convert to fraction form
   12,892.50/17,223.75 = 17,223.75/x
3. Step 3: Cross multiply
   12,892.50x = 17,223.75 × 17,223.75
4. Step 4: Simplify right side
   12,892.50x = 296,657,564.06
5. Step 5: Solve for x
   x = 296,657,564.06/12,892.50
6. Step 6: Final answer
   x = 23,010.09