Finding the Third Proportional to 11,732 and 15,858

Step by Step Solution

1. Step 1: Write the proportion equation
   11,732 : 15,858 = 15,858 : x
2. Step 2: Convert to fraction form
   11,732/15,858 = 15,858/x
3. Step 3: Cross multiply
   11,732x = 15,858 × 15,858
4. Step 4: Simplify right side
   11,732x = 251,476,164
5. Step 5: Solve for x
   x = 251,476,164/11,732
6. Step 6: Final answer
   x = 21,435.06