Finding the Third Proportional to 21,432 and 33,182

Step by Step Solution

1. Step 1: Write the proportion equation
   21,432 : 33,182 = 33,182 : x
2. Step 2: Convert to fraction form
   21,432/33,182 = 33,182/x
3. Step 3: Cross multiply
   21,432x = 33,182 × 33,182
4. Step 4: Simplify right side
   21,432x = 1,101,045,124
5. Step 5: Solve for x
   x = 1,101,045,124/21,432
6. Step 6: Final answer
   x = 51,373.89