Finding the Fourth Proportional to 10,976.41, 16,464.89 and 3,581.65

Step by Step Solution

1. Step 1: Write the proportion equation
   10,976.41 : 16,464.89 = 3,581.65 : x
2. Step 2: Convert to fraction form
   10,976.41/16,464.89 = 3,581.65/x
3. Step 3: Cross multiply
   10,976.41x = 16,464.89 × 3,581.65
4. Step 4: Simplify right side
   10,976.41x = 58,971,482.66
5. Step 5: Solve for x
   x = 58,971,482.66/10,976.41
6. Step 6: Final answer
   x = 5,372.56