Finding the Fourth Proportional to 7,046.15, 9,723.69 and 3,902.36

Step by Step Solution

1. Step 1: Write the proportion equation
   7,046.15 : 9,723.69 = 3,902.36 : x
2. Step 2: Convert to fraction form
   7,046.15/9,723.69 = 3,902.36/x
3. Step 3: Cross multiply
   7,046.15x = 9,723.69 × 3,902.36
4. Step 4: Simplify right side
   7,046.15x = 37,945,290.29
5. Step 5: Solve for x
   x = 37,945,290.29/7,046.15
6. Step 6: Final answer
   x = 5,385.26