Finding the Fourth Proportional to 14,111.25, 19,469.10 and 8,809.14

Step by Step Solution

1. Step 1: Write the proportion equation
   14,111.25 : 19,469.10 = 8,809.14 : x
2. Step 2: Convert to fraction form
   14,111.25/19,469.10 = 8,809.14/x
3. Step 3: Cross multiply
   14,111.25x = 19,469.10 × 8,809.14
4. Step 4: Simplify right side
   14,111.25x = 171,506,027.57
5. Step 5: Solve for x
   x = 171,506,027.57/14,111.25
6. Step 6: Final answer
   x = 12,153.85