Finding the Third Proportional to 7,945 and 17,123

Step by Step Solution

1. Step 1: Write the proportion equation
   7,945 : 17,123 = 17,123 : x
2. Step 2: Convert to fraction form
   7,945/17,123 = 17,123/x
3. Step 3: Cross multiply
   7,945x = 17,123 × 17,123
4. Step 4: Simplify right side
   7,945x = 293,197,129
5. Step 5: Solve for x
   x = 293,197,129/7,945
6. Step 6: Final answer
   x = 36,903.35