Finding the Fourth Proportional to 2,583.02, 3,870.27 and 1,488.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,583.02 : 3,870.27 = 1,488.31 : x
2. Step 2: Convert to fraction form
   2,583.02/3,870.27 = 1,488.31/x
3. Step 3: Cross multiply
   2,583.02x = 3,870.27 × 1,488.31
4. Step 4: Simplify right side
   2,583.02x = 5,760,142.19
5. Step 5: Solve for x
   x = 5,760,142.19/2,583.02
6. Step 6: Final answer
   x = 2,230.00