Finding the Fourth Proportional to 6,857.78, 9,463.72 and 3,713.96

Step by Step Solution

1. Step 1: Write the proportion equation
   6,857.78 : 9,463.72 = 3,713.96 : x
2. Step 2: Convert to fraction form
   6,857.78/9,463.72 = 3,713.96/x
3. Step 3: Cross multiply
   6,857.78x = 9,463.72 × 3,713.96
4. Step 4: Simplify right side
   6,857.78x = 35,147,877.53
5. Step 5: Solve for x
   x = 35,147,877.53/6,857.78
6. Step 6: Final answer
   x = 5,125.26