Finding the Fourth Proportional to 4,868.78, 7,304.18 and 1,581.59

Step by Step Solution

1. Step 1: Write the proportion equation
   4,868.78 : 7,304.18 = 1,581.59 : x
2. Step 2: Convert to fraction form
   4,868.78/7,304.18 = 1,581.59/x
3. Step 3: Cross multiply
   4,868.78x = 7,304.18 × 1,581.59
4. Step 4: Simplify right side
   4,868.78x = 11,552,228.40
5. Step 5: Solve for x
   x = 11,552,228.40/4,868.78
6. Step 6: Final answer
   x = 2,372.72