Finding the Third Proportional to 13,560.75 and 20,869.88

Step by Step Solution

1. Step 1: Write the proportion equation
   13,560.75 : 20,869.88 = 20,869.88 : x
2. Step 2: Convert to fraction form
   13,560.75/20,869.88 = 20,869.88/x
3. Step 3: Cross multiply
   13,560.75x = 20,869.88 × 20,869.88
4. Step 4: Simplify right side
   13,560.75x = 435,551,682.52
5. Step 5: Solve for x
   x = 435,551,682.52/13,560.75
6. Step 6: Final answer
   x = 32,118.55