Finding the Third Proportional to 12,784.50 and 17,160.75

Step by Step Solution

1. Step 1: Write the proportion equation
   12,784.50 : 17,160.75 = 17,160.75 : x
2. Step 2: Convert to fraction form
   12,784.50/17,160.75 = 17,160.75/x
3. Step 3: Cross multiply
   12,784.50x = 17,160.75 × 17,160.75
4. Step 4: Simplify right side
   12,784.50x = 294,491,340.56
5. Step 5: Solve for x
   x = 294,491,340.56/12,784.50
6. Step 6: Final answer
   x = 23,035.03