Finding the Fourth Proportional to 14,399.04, 19,870.24 and 8,111.04

Step by Step Solution

1. Step 1: Write the proportion equation
   14,399.04 : 19,870.24 = 8,111.04 : x
2. Step 2: Convert to fraction form
   14,399.04/19,870.24 = 8,111.04/x
3. Step 3: Cross multiply
   14,399.04x = 19,870.24 × 8,111.04
4. Step 4: Simplify right side
   14,399.04x = 161,168,311.45
5. Step 5: Solve for x
   x = 161,168,311.45/14,399.04
6. Step 6: Final answer
   x = 11,192.99