Finding the Third Proportional to 13,156 and 17,086

Step by Step Solution

1. Step 1: Write the proportion equation
   13,156 : 17,086 = 17,086 : x
2. Step 2: Convert to fraction form
   13,156/17,086 = 17,086/x
3. Step 3: Cross multiply
   13,156x = 17,086 × 17,086
4. Step 4: Simplify right side
   13,156x = 291,931,396
5. Step 5: Solve for x
   x = 291,931,396/13,156
6. Step 6: Final answer
   x = 22,189.98