Finding the Third Proportional to 6,939 and 10,955.25

Step by Step Solution

1. Step 1: Write the proportion equation
   6,939 : 10,955.25 = 10,955.25 : x
2. Step 2: Convert to fraction form
   6,939/10,955.25 = 10,955.25/x
3. Step 3: Cross multiply
   6,939x = 10,955.25 × 10,955.25
4. Step 4: Simplify right side
   6,939x = 120,017,502.56
5. Step 5: Solve for x
   x = 120,017,502.56/6,939
6. Step 6: Final answer
   x = 17,296.08