Finding the Fourth Proportional to 16,872.32, 25,308.82 and 5,791.74

Step by Step Solution

1. Step 1: Write the proportion equation
   16,872.32 : 25,308.82 = 5,791.74 : x
2. Step 2: Convert to fraction form
   16,872.32/25,308.82 = 5,791.74/x
3. Step 3: Cross multiply
   16,872.32x = 25,308.82 × 5,791.74
4. Step 4: Simplify right side
   16,872.32x = 146,582,105.15
5. Step 5: Solve for x
   x = 146,582,105.15/16,872.32
6. Step 6: Final answer
   x = 8,687.73