Finding the Fourth Proportional to 6,873.48, 9,485.43 and 3,729.69

Step by Step Solution

1. Step 1: Write the proportion equation
   6,873.48 : 9,485.43 = 3,729.69 : x
2. Step 2: Convert to fraction form
   6,873.48/9,485.43 = 3,729.69/x
3. Step 3: Cross multiply
   6,873.48x = 9,485.43 × 3,729.69
4. Step 4: Simplify right side
   6,873.48x = 35,377,713.42
5. Step 5: Solve for x
   x = 35,377,713.42/6,873.48
6. Step 6: Final answer
   x = 5,146.99