Finding the Fourth Proportional to 10,579.82, 15,866.51 and 3,182.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,579.82 : 15,866.51 = 3,182.31 : x
2. Step 2: Convert to fraction form
   10,579.82/15,866.51 = 3,182.31/x
3. Step 3: Cross multiply
   10,579.82x = 15,866.51 × 3,182.31
4. Step 4: Simplify right side
   10,579.82x = 50,492,137.53
5. Step 5: Solve for x
   x = 50,492,137.53/10,579.82
6. Step 6: Final answer
   x = 4,772.50