Finding the Fourth Proportional to 5,139.79, 7,093.71 and 3,882.26

Step by Step Solution

1. Step 1: Write the proportion equation
   5,139.79 : 7,093.71 = 3,882.26 : x
2. Step 2: Convert to fraction form
   5,139.79/7,093.71 = 3,882.26/x
3. Step 3: Cross multiply
   5,139.79x = 7,093.71 × 3,882.26
4. Step 4: Simplify right side
   5,139.79x = 27,539,644.32
5. Step 5: Solve for x
   x = 27,539,644.32/5,139.79
6. Step 6: Final answer
   x = 5,358.13