Finding the Third Proportional to 11,396 and 12,292

Step by Step Solution

1. Step 1: Write the proportion equation
   11,396 : 12,292 = 12,292 : x
2. Step 2: Convert to fraction form
   11,396/12,292 = 12,292/x
3. Step 3: Cross multiply
   11,396x = 12,292 × 12,292
4. Step 4: Simplify right side
   11,396x = 151,093,264
5. Step 5: Solve for x
   x = 151,093,264/11,396
6. Step 6: Final answer
   x = 13,258.45