Finding the Fourth Proportional to 6,100.37, 8,399.26 and 5,381.71

Step by Step Solution

1. Step 1: Write the proportion equation
   6,100.37 : 8,399.26 = 5,381.71 : x
2. Step 2: Convert to fraction form
   6,100.37/8,399.26 = 5,381.71/x
3. Step 3: Cross multiply
   6,100.37x = 8,399.26 × 5,381.71
4. Step 4: Simplify right side
   6,100.37x = 45,202,381.53
5. Step 5: Solve for x
   x = 45,202,381.53/6,100.37
6. Step 6: Final answer
   x = 7,409.78