Finding the Third Proportional to 6,911.50 and 10,719.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,911.50 : 10,719.38 = 10,719.38 : x
2. Step 2: Convert to fraction form
   6,911.50/10,719.38 = 10,719.38/x
3. Step 3: Cross multiply
   6,911.50x = 10,719.38 × 10,719.38
4. Step 4: Simplify right side
   6,911.50x = 114,905,000.39
5. Step 5: Solve for x
   x = 114,905,000.39/6,911.50
6. Step 6: Final answer
   x = 16,625.19