Finding the Fourth Proportional to 6,312.86, 8,711.49 and 3,796.38

Step by Step Solution

1. Step 1: Write the proportion equation
   6,312.86 : 8,711.49 = 3,796.38 : x
2. Step 2: Convert to fraction form
   6,312.86/8,711.49 = 3,796.38/x
3. Step 3: Cross multiply
   6,312.86x = 8,711.49 × 3,796.38
4. Step 4: Simplify right side
   6,312.86x = 33,072,150.22
5. Step 5: Solve for x
   x = 33,072,150.22/6,312.86
6. Step 6: Final answer
   x = 5,238.86