Finding the Fourth Proportional to 14,159.50, 19,540.67 and 8,492.18

Step by Step Solution

1. Step 1: Write the proportion equation
   14,159.50 : 19,540.67 = 8,492.18 : x
2. Step 2: Convert to fraction form
   14,159.50/19,540.67 = 8,492.18/x
3. Step 3: Cross multiply
   14,159.50x = 19,540.67 × 8,492.18
4. Step 4: Simplify right side
   14,159.50x = 165,942,804.72
5. Step 5: Solve for x
   x = 165,942,804.72/14,159.50
6. Step 6: Final answer
   x = 11,719.54