Finding the Fourth Proportional to 9,003.32, 13,506.24 and 3,158.56

Step by Step Solution

1. Step 1: Write the proportion equation
   9,003.32 : 13,506.24 = 3,158.56 : x
2. Step 2: Convert to fraction form
   9,003.32/13,506.24 = 3,158.56/x
3. Step 3: Cross multiply
   9,003.32x = 13,506.24 × 3,158.56
4. Step 4: Simplify right side
   9,003.32x = 42,660,269.41
5. Step 5: Solve for x
   x = 42,660,269.41/9,003.32
6. Step 6: Final answer
   x = 4,738.28