Finding the Fourth Proportional to 3,384.72, 5,077.40 and 1,076.24

Step by Step Solution

1. Step 1: Write the proportion equation
   3,384.72 : 5,077.40 = 1,076.24 : x
2. Step 2: Convert to fraction form
   3,384.72/5,077.40 = 1,076.24/x
3. Step 3: Cross multiply
   3,384.72x = 5,077.40 × 1,076.24
4. Step 4: Simplify right side
   3,384.72x = 5,464,500.98
5. Step 5: Solve for x
   x = 5,464,500.98/3,384.72
6. Step 6: Final answer
   x = 1,614.46