Finding the Third Proportional to 12,072.38 and 16,110.56

Step by Step Solution

1. Step 1: Write the proportion equation
   12,072.38 : 16,110.56 = 16,110.56 : x
2. Step 2: Convert to fraction form
   12,072.38/16,110.56 = 16,110.56/x
3. Step 3: Cross multiply
   12,072.38x = 16,110.56 × 16,110.56
4. Step 4: Simplify right side
   12,072.38x = 259,550,224.07
5. Step 5: Solve for x
   x = 259,550,224.07/12,072.38
6. Step 6: Final answer
   x = 21,499.52