Finding the Third Proportional to 13,718.53 and 21,147.75

Step by Step Solution

1. Step 1: Write the proportion equation
   13,718.53 : 21,147.75 = 21,147.75 : x
2. Step 2: Convert to fraction form
   13,718.53/21,147.75 = 21,147.75/x
3. Step 3: Cross multiply
   13,718.53x = 21,147.75 × 21,147.75
4. Step 4: Simplify right side
   13,718.53x = 447,227,330.06
5. Step 5: Solve for x
   x = 447,227,330.06/13,718.53
6. Step 6: Final answer
   x = 32,600.23