Finding the Fourth Proportional to 16,615.83, 24,927.85 and 4,929.05

Step by Step Solution

1. Step 1: Write the proportion equation
   16,615.83 : 24,927.85 = 4,929.05 : x
2. Step 2: Convert to fraction form
   16,615.83/24,927.85 = 4,929.05/x
3. Step 3: Cross multiply
   16,615.83x = 24,927.85 × 4,929.05
4. Step 4: Simplify right side
   16,615.83x = 122,870,687.52
5. Step 5: Solve for x
   x = 122,870,687.52/16,615.83
6. Step 6: Final answer
   x = 7,394.80