Finding the Fourth Proportional to 5,383.30, 7,428.81 and 3,025.59

Step by Step Solution

1. Step 1: Write the proportion equation
   5,383.30 : 7,428.81 = 3,025.59 : x
2. Step 2: Convert to fraction form
   5,383.30/7,428.81 = 3,025.59/x
3. Step 3: Cross multiply
   5,383.30x = 7,428.81 × 3,025.59
4. Step 4: Simplify right side
   5,383.30x = 22,476,533.25
5. Step 5: Solve for x
   x = 22,476,533.25/5,383.30
6. Step 6: Final answer
   x = 4,175.23