Finding the Fourth Proportional to 14,124.79, 19,492.82 and 8,458.46

Step by Step Solution

1. Step 1: Write the proportion equation
   14,124.79 : 19,492.82 = 8,458.46 : x
2. Step 2: Convert to fraction form
   14,124.79/19,492.82 = 8,458.46/x
3. Step 3: Cross multiply
   14,124.79x = 19,492.82 × 8,458.46
4. Step 4: Simplify right side
   14,124.79x = 164,879,098.50
5. Step 5: Solve for x
   x = 164,879,098.50/14,124.79
6. Step 6: Final answer
   x = 11,673.03