Finding the Fourth Proportional to 3,601.38, 5,402.98 and 1,004.31

Step by Step Solution

1. Step 1: Write the proportion equation
   3,601.38 : 5,402.98 = 1,004.31 : x
2. Step 2: Convert to fraction form
   3,601.38/5,402.98 = 1,004.31/x
3. Step 3: Cross multiply
   3,601.38x = 5,402.98 × 1,004.31
4. Step 4: Simplify right side
   3,601.38x = 5,426,275.33
5. Step 5: Solve for x
   x = 5,426,275.33/3,601.38
6. Step 6: Final answer
   x = 1,506.72