Finding the Fourth Proportional to 6,871.83, 9,483.12 and 3,728.02

Step by Step Solution

1. Step 1: Write the proportion equation
   6,871.83 : 9,483.12 = 3,728.02 : x
2. Step 2: Convert to fraction form
   6,871.83/9,483.12 = 3,728.02/x
3. Step 3: Cross multiply
   6,871.83x = 9,483.12 × 3,728.02
4. Step 4: Simplify right side
   6,871.83x = 35,353,237.31
5. Step 5: Solve for x
   x = 35,353,237.31/6,871.83
6. Step 6: Final answer
   x = 5,144.66