Finding the Third Proportional to 12,356 and 13,316

Step by Step Solution

1. Step 1: Write the proportion equation
   12,356 : 13,316 = 13,316 : x
2. Step 2: Convert to fraction form
   12,356/13,316 = 13,316/x
3. Step 3: Cross multiply
   12,356x = 13,316 × 13,316
4. Step 4: Simplify right side
   12,356x = 177,315,856
5. Step 5: Solve for x
   x = 177,315,856/12,356
6. Step 6: Final answer
   x = 14,350.59