Finding the Fourth Proportional to 5,141.22, 7,696.71 and 3,913.62

Step by Step Solution

1. Step 1: Write the proportion equation
   5,141.22 : 7,696.71 = 3,913.62 : x
2. Step 2: Convert to fraction form
   5,141.22/7,696.71 = 3,913.62/x
3. Step 3: Cross multiply
   5,141.22x = 7,696.71 × 3,913.62
4. Step 4: Simplify right side
   5,141.22x = 30,121,998.19
5. Step 5: Solve for x
   x = 30,121,998.19/5,141.22
6. Step 6: Final answer
   x = 5,858.92