Finding the Fourth Proportional to 10,977.05, 16,468.19 and 3,581.51

Step by Step Solution

1. Step 1: Write the proportion equation
   10,977.05 : 16,468.19 = 3,581.51 : x
2. Step 2: Convert to fraction form
   10,977.05/16,468.19 = 3,581.51/x
3. Step 3: Cross multiply
   10,977.05x = 16,468.19 × 3,581.51
4. Step 4: Simplify right side
   10,977.05x = 58,980,886.92
5. Step 5: Solve for x
   x = 58,980,886.92/10,977.05
6. Step 6: Final answer
   x = 5,373.11