Finding the Fourth Proportional to 5,365.62, 7,404.56 and 3,007.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,365.62 : 7,404.56 = 3,007.78 : x
2. Step 2: Convert to fraction form
   5,365.62/7,404.56 = 3,007.78/x
3. Step 3: Cross multiply
   5,365.62x = 7,404.56 × 3,007.78
4. Step 4: Simplify right side
   5,365.62x = 22,271,287.48
5. Step 5: Solve for x
   x = 22,271,287.48/5,365.62
6. Step 6: Final answer
   x = 4,150.74