Finding the Third Proportional to 11,192 and 15,658

Step by Step Solution

1. Step 1: Write the proportion equation
   11,192 : 15,658 = 15,658 : x
2. Step 2: Convert to fraction form
   11,192/15,658 = 15,658/x
3. Step 3: Cross multiply
   11,192x = 15,658 × 15,658
4. Step 4: Simplify right side
   11,192x = 245,172,964
5. Step 5: Solve for x
   x = 245,172,964/11,192
6. Step 6: Final answer
   x = 21,906.09