Finding the Fourth Proportional to 5,356.27, 7,384.46 and 3,760.78

Step by Step Solution

1. Step 1: Write the proportion equation
   5,356.27 : 7,384.46 = 3,760.78 : x
2. Step 2: Convert to fraction form
   5,356.27/7,384.46 = 3,760.78/x
3. Step 3: Cross multiply
   5,356.27x = 7,384.46 × 3,760.78
4. Step 4: Simplify right side
   5,356.27x = 27,771,310.67
5. Step 5: Solve for x
   x = 27,771,310.67/5,356.27
6. Step 6: Final answer
   x = 5,184.82