Finding the Fourth Proportional to 6,436.86, 8,882.16 and 3,785.10

Step by Step Solution

1. Step 1: Write the proportion equation
   6,436.86 : 8,882.16 = 3,785.10 : x
2. Step 2: Convert to fraction form
   6,436.86/8,882.16 = 3,785.10/x
3. Step 3: Cross multiply
   6,436.86x = 8,882.16 × 3,785.10
4. Step 4: Simplify right side
   6,436.86x = 33,619,863.82
5. Step 5: Solve for x
   x = 33,619,863.82/6,436.86
6. Step 6: Final answer
   x = 5,223.02