Finding the Fourth Proportional to 7,123.96, 10,688.37 and 3,837.39

Step by Step Solution

1. Step 1: Write the proportion equation
   7,123.96 : 10,688.37 = 3,837.39 : x
2. Step 2: Convert to fraction form
   7,123.96/10,688.37 = 3,837.39/x
3. Step 3: Cross multiply
   7,123.96x = 10,688.37 × 3,837.39
4. Step 4: Simplify right side
   7,123.96x = 41,015,444.15
5. Step 5: Solve for x
   x = 41,015,444.15/7,123.96
6. Step 6: Final answer
   x = 5,757.39