Finding the Third Proportional to 13,568.34 and 21,221.16

Step by Step Solution

1. Step 1: Write the proportion equation
   13,568.34 : 21,221.16 = 21,221.16 : x
2. Step 2: Convert to fraction form
   13,568.34/21,221.16 = 21,221.16/x
3. Step 3: Cross multiply
   13,568.34x = 21,221.16 × 21,221.16
4. Step 4: Simplify right side
   13,568.34x = 450,337,472.59
5. Step 5: Solve for x
   x = 450,337,472.59/13,568.34
6. Step 6: Final answer
   x = 33,190.31