Finding the Fourth Proportional to 6,131.82, 8,465.04 and 3,775.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,131.82 : 8,465.04 = 3,775.32 : x
2. Step 2: Convert to fraction form
   6,131.82/8,465.04 = 3,775.32/x
3. Step 3: Cross multiply
   6,131.82x = 8,465.04 × 3,775.32
4. Step 4: Simplify right side
   6,131.82x = 31,958,234.81
5. Step 5: Solve for x
   x = 31,958,234.81/6,131.82
6. Step 6: Final answer
   x = 5,211.87