Finding the Fourth Proportional to 12,151.34, 16,769.58 and 8,111.24

Step by Step Solution

1. Step 1: Write the proportion equation
   12,151.34 : 16,769.58 = 8,111.24 : x
2. Step 2: Convert to fraction form
   12,151.34/16,769.58 = 8,111.24/x
3. Step 3: Cross multiply
   12,151.34x = 16,769.58 × 8,111.24
4. Step 4: Simplify right side
   12,151.34x = 136,022,088.08
5. Step 5: Solve for x
   x = 136,022,088.08/12,151.34
6. Step 6: Final answer
   x = 11,194.00