Finding the Third Proportional to 12,909.75 and 17,373.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,909.75 : 17,373.75 = 17,373.75 : x
2. Step 2: Convert to fraction form
   12,909.75/17,373.75 = 17,373.75/x
3. Step 3: Cross multiply
   12,909.75x = 17,373.75 × 17,373.75
4. Step 4: Simplify right side
   12,909.75x = 301,847,189.06
5. Step 5: Solve for x
   x = 301,847,189.06/12,909.75
6. Step 6: Final answer
   x = 23,381.33