Finding the Fourth Proportional to 8,709.17, 13,059.71 and 3,162.29

Step by Step Solution

1. Step 1: Write the proportion equation
   8,709.17 : 13,059.71 = 3,162.29 : x
2. Step 2: Convert to fraction form
   8,709.17/13,059.71 = 3,162.29/x
3. Step 3: Cross multiply
   8,709.17x = 13,059.71 × 3,162.29
4. Step 4: Simplify right side
   8,709.17x = 41,298,574.52
5. Step 5: Solve for x
   x = 41,298,574.52/8,709.17
6. Step 6: Final answer
   x = 4,741.96