Finding the Third Proportional to 13,537.50 and 20,920.88

Step by Step Solution

1. Step 1: Write the proportion equation
   13,537.50 : 20,920.88 = 20,920.88 : x
2. Step 2: Convert to fraction form
   13,537.50/20,920.88 = 20,920.88/x
3. Step 3: Cross multiply
   13,537.50x = 20,920.88 × 20,920.88
4. Step 4: Simplify right side
   13,537.50x = 437,683,010.77
5. Step 5: Solve for x
   x = 437,683,010.77/13,537.50
6. Step 6: Final answer
   x = 32,331.15