Finding the Third Proportional to 13,536 and 21,040.31

Step by Step Solution

1. Step 1: Write the proportion equation
   13,536 : 21,040.31 = 21,040.31 : x
2. Step 2: Convert to fraction form
   13,536/21,040.31 = 21,040.31/x
3. Step 3: Cross multiply
   13,536x = 21,040.31 × 21,040.31
4. Step 4: Simplify right side
   13,536x = 442,694,750.10
5. Step 5: Solve for x
   x = 442,694,750.10/13,536
6. Step 6: Final answer
   x = 32,704.99