Finding the Third Proportional to 11,954 and 16,719.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,954 : 16,719.50 = 16,719.50 : x
2. Step 2: Convert to fraction form
   11,954/16,719.50 = 16,719.50/x
3. Step 3: Cross multiply
   11,954x = 16,719.50 × 16,719.50
4. Step 4: Simplify right side
   11,954x = 279,541,680.25
5. Step 5: Solve for x
   x = 279,541,680.25/11,954
6. Step 6: Final answer
   x = 23,384.78