Finding the Fourth Proportional to 10,904.04, 16,358.22 and 3,979.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,904.04 : 16,358.22 = 3,979.08 : x
2. Step 2: Convert to fraction form
   10,904.04/16,358.22 = 3,979.08/x
3. Step 3: Cross multiply
   10,904.04x = 16,358.22 × 3,979.08
4. Step 4: Simplify right side
   10,904.04x = 65,090,666.04
5. Step 5: Solve for x
   x = 65,090,666.04/10,904.04
6. Step 6: Final answer
   x = 5,969.41