Finding the Fourth Proportional to 10,827.58, 16,241.48 and 3,807.79

Step by Step Solution

1. Step 1: Write the proportion equation
   10,827.58 : 16,241.48 = 3,807.79 : x
2. Step 2: Convert to fraction form
   10,827.58/16,241.48 = 3,807.79/x
3. Step 3: Cross multiply
   10,827.58x = 16,241.48 × 3,807.79
4. Step 4: Simplify right side
   10,827.58x = 61,844,044.88
5. Step 5: Solve for x
   x = 61,844,044.88/10,827.58
6. Step 6: Final answer
   x = 5,711.72