Finding the Fourth Proportional to 6,196.72, 8,548.61 and 3,957.47

Step by Step Solution

1. Step 1: Write the proportion equation
   6,196.72 : 8,548.61 = 3,957.47 : x
2. Step 2: Convert to fraction form
   6,196.72/8,548.61 = 3,957.47/x
3. Step 3: Cross multiply
   6,196.72x = 8,548.61 × 3,957.47
4. Step 4: Simplify right side
   6,196.72x = 33,830,867.62
5. Step 5: Solve for x
   x = 33,830,867.62/6,196.72
6. Step 6: Final answer
   x = 5,459.48