Finding the Fourth Proportional to 12,071.04, 18,141.12 and 5,919.36

Step by Step Solution

1. Step 1: Write the proportion equation
   12,071.04 : 18,141.12 = 5,919.36 : x
2. Step 2: Convert to fraction form
   12,071.04/18,141.12 = 5,919.36/x
3. Step 3: Cross multiply
   12,071.04x = 18,141.12 × 5,919.36
4. Step 4: Simplify right side
   12,071.04x = 107,383,820.08
5. Step 5: Solve for x
   x = 107,383,820.08/12,071.04
6. Step 6: Final answer
   x = 8,895.99