Finding the Fourth Proportional to 23,984.32, 35,964.72 and 8,399.68

Step by Step Solution

1. Step 1: Write the proportion equation
   23,984.32 : 35,964.72 = 8,399.68 : x
2. Step 2: Convert to fraction form
   23,984.32/35,964.72 = 8,399.68/x
3. Step 3: Cross multiply
   23,984.32x = 35,964.72 × 8,399.68
4. Step 4: Simplify right side
   23,984.32x = 302,092,139.29
5. Step 5: Solve for x
   x = 302,092,139.29/23,984.32
6. Step 6: Final answer
   x = 12,595.40