Finding the Fourth Proportional to 3,601.52, 5,401.68 and 1,003.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,601.52 : 5,401.68 = 1,003.76 : x
2. Step 2: Convert to fraction form
   3,601.52/5,401.68 = 1,003.76/x
3. Step 3: Cross multiply
   3,601.52x = 5,401.68 × 1,003.76
4. Step 4: Simplify right side
   3,601.52x = 5,421,990.32
5. Step 5: Solve for x
   x = 5,421,990.32/3,601.52
6. Step 6: Final answer
   x = 1,505.47