Finding the Fourth Proportional to 16,772.86, 25,162.92 and 5,086.96

Step by Step Solution

1. Step 1: Write the proportion equation
   16,772.86 : 25,162.92 = 5,086.96 : x
2. Step 2: Convert to fraction form
   16,772.86/25,162.92 = 5,086.96/x
3. Step 3: Cross multiply
   16,772.86x = 25,162.92 × 5,086.96
4. Step 4: Simplify right side
   16,772.86x = 128,002,767.52
5. Step 5: Solve for x
   x = 128,002,767.52/16,772.86
6. Step 6: Final answer
   x = 7,631.54