Finding the Fourth Proportional to 5,772.96, 7,963.38 and 5,384.16

Step by Step Solution

1. Step 1: Write the proportion equation
   5,772.96 : 7,963.38 = 5,384.16 : x
2. Step 2: Convert to fraction form
   5,772.96/7,963.38 = 5,384.16/x
3. Step 3: Cross multiply
   5,772.96x = 7,963.38 × 5,384.16
4. Step 4: Simplify right side
   5,772.96x = 42,876,112.06
5. Step 5: Solve for x
   x = 42,876,112.06/5,772.96
6. Step 6: Final answer
   x = 7,427.06