Finding the Fourth Proportional to 16,820.52, 25,234.71 and 5,133.73

Step by Step Solution

1. Step 1: Write the proportion equation
   16,820.52 : 25,234.71 = 5,133.73 : x
2. Step 2: Convert to fraction form
   16,820.52/25,234.71 = 5,133.73/x
3. Step 3: Cross multiply
   16,820.52x = 25,234.71 × 5,133.73
4. Step 4: Simplify right side
   16,820.52x = 129,548,187.77
5. Step 5: Solve for x
   x = 129,548,187.77/16,820.52
6. Step 6: Final answer
   x = 7,701.79