Finding the Fourth Proportional to 7,046.50, 9,723.78 and 3,902.44

Step by Step Solution

1. Step 1: Write the proportion equation
   7,046.50 : 9,723.78 = 3,902.44 : x
2. Step 2: Convert to fraction form
   7,046.50/9,723.78 = 3,902.44/x
3. Step 3: Cross multiply
   7,046.50x = 9,723.78 × 3,902.44
4. Step 4: Simplify right side
   7,046.50x = 37,946,468.02
5. Step 5: Solve for x
   x = 37,946,468.02/7,046.50
6. Step 6: Final answer
   x = 5,385.15