Finding the Fourth Proportional to 5,288.83, 7,283.78 and 5,174.03

Step by Step Solution

1. Step 1: Write the proportion equation
   5,288.83 : 7,283.78 = 5,174.03 : x
2. Step 2: Convert to fraction form
   5,288.83/7,283.78 = 5,174.03/x
3. Step 3: Cross multiply
   5,288.83x = 7,283.78 × 5,174.03
4. Step 4: Simplify right side
   5,288.83x = 37,686,496.23
5. Step 5: Solve for x
   x = 37,686,496.23/5,288.83
6. Step 6: Final answer
   x = 7,125.68