Finding the Third Proportional to 13,543.50 and 20,928.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,543.50 : 20,928.75 = 20,928.75 : x
2. Step 2: Convert to fraction form
   13,543.50/20,928.75 = 20,928.75/x
3. Step 3: Cross multiply
   13,543.50x = 20,928.75 × 20,928.75
4. Step 4: Simplify right side
   13,543.50x = 438,012,576.56
5. Step 5: Solve for x
   x = 438,012,576.56/13,543.50
6. Step 6: Final answer
   x = 32,341.17