Finding the Third Proportional to 13,608.75 and 21,028.13

Step by Step Solution

1. Step 1: Write the proportion equation
   13,608.75 : 21,028.13 = 21,028.13 : x
2. Step 2: Convert to fraction form
   13,608.75/21,028.13 = 21,028.13/x
3. Step 3: Cross multiply
   13,608.75x = 21,028.13 × 21,028.13
4. Step 4: Simplify right side
   13,608.75x = 442,182,041.02
5. Step 5: Solve for x
   x = 442,182,041.02/13,608.75
6. Step 6: Final answer
   x = 32,492.48