Finding the Third Proportional to 21,585 and 33,132

Step by Step Solution

1. Step 1: Write the proportion equation
   21,585 : 33,132 = 33,132 : x
2. Step 2: Convert to fraction form
   21,585/33,132 = 33,132/x
3. Step 3: Cross multiply
   21,585x = 33,132 × 33,132
4. Step 4: Simplify right side
   21,585x = 1,097,729,424
5. Step 5: Solve for x
   x = 1,097,729,424/21,585
6. Step 6: Final answer
   x = 50,856.12