Finding the Fourth Proportional to 14,148.86, 19,538.55 and 9,124.83

Step by Step Solution

1. Step 1: Write the proportion equation
   14,148.86 : 19,538.55 = 9,124.83 : x
2. Step 2: Convert to fraction form
   14,148.86/19,538.55 = 9,124.83/x
3. Step 3: Cross multiply
   14,148.86x = 19,538.55 × 9,124.83
4. Step 4: Simplify right side
   14,148.86x = 178,285,947.20
5. Step 5: Solve for x
   x = 178,285,947.20/14,148.86
6. Step 6: Final answer
   x = 12,600.73