Finding the Fourth Proportional to 10,977.05, 16,467.18 and 3,579.69

Step by Step Solution

1. Step 1: Write the proportion equation
   10,977.05 : 16,467.18 = 3,579.69 : x
2. Step 2: Convert to fraction form
   10,977.05/16,467.18 = 3,579.69/x
3. Step 3: Cross multiply
   10,977.05x = 16,467.18 × 3,579.69
4. Step 4: Simplify right side
   10,977.05x = 58,947,468.04
5. Step 5: Solve for x
   x = 58,947,468.04/10,977.05
6. Step 6: Final answer
   x = 5,370.06