Finding the Fourth Proportional to 21,049.83, 29,041.34 and 13,500.24

Step by Step Solution

1. Step 1: Write the proportion equation
   21,049.83 : 29,041.34 = 13,500.24 : x
2. Step 2: Convert to fraction form
   21,049.83/29,041.34 = 13,500.24/x
3. Step 3: Cross multiply
   21,049.83x = 29,041.34 × 13,500.24
4. Step 4: Simplify right side
   21,049.83x = 392,064,992.42
5. Step 5: Solve for x
   x = 392,064,992.42/21,049.83
6. Step 6: Final answer
   x = 18,625.57