Finding the Third Proportional to 13,496.91 and 21,170.81

Step by Step Solution

1. Step 1: Write the proportion equation
   13,496.91 : 21,170.81 = 21,170.81 : x
2. Step 2: Convert to fraction form
   13,496.91/21,170.81 = 21,170.81/x
3. Step 3: Cross multiply
   13,496.91x = 21,170.81 × 21,170.81
4. Step 4: Simplify right side
   13,496.91x = 448,203,301.91
5. Step 5: Solve for x
   x = 448,203,301.91/13,496.91
6. Step 6: Final answer
   x = 33,207.85