Finding the Fourth Proportional to 13,819.00, 20,731.73 and 5,499.49

Step by Step Solution

1. Step 1: Write the proportion equation
   13,819.00 : 20,731.73 = 5,499.49 : x
2. Step 2: Convert to fraction form
   13,819.00/20,731.73 = 5,499.49/x
3. Step 3: Cross multiply
   13,819.00x = 20,731.73 × 5,499.49
4. Step 4: Simplify right side
   13,819.00x = 114,013,851.91
5. Step 5: Solve for x
   x = 114,013,851.91/13,819.00
6. Step 6: Final answer
   x = 8,250.52