Finding the Third Proportional to 11,328.75 and 17,676.56

Step by Step Solution

1. Step 1: Write the proportion equation
   11,328.75 : 17,676.56 = 17,676.56 : x
2. Step 2: Convert to fraction form
   11,328.75/17,676.56 = 17,676.56/x
3. Step 3: Cross multiply
   11,328.75x = 17,676.56 × 17,676.56
4. Step 4: Simplify right side
   11,328.75x = 312,460,861.82
5. Step 5: Solve for x
   x = 312,460,861.82/11,328.75
6. Step 6: Final answer
   x = 27,581.23