Finding the Fourth Proportional to 7,055.42, 9,736.28 and 3,868.55

Step by Step Solution

1. Step 1: Write the proportion equation
   7,055.42 : 9,736.28 = 3,868.55 : x
2. Step 2: Convert to fraction form
   7,055.42/9,736.28 = 3,868.55/x
3. Step 3: Cross multiply
   7,055.42x = 9,736.28 × 3,868.55
4. Step 4: Simplify right side
   7,055.42x = 37,665,285.99
5. Step 5: Solve for x
   x = 37,665,285.99/7,055.42
6. Step 6: Final answer
   x = 5,338.49