Finding the Fourth Proportional to 14,234.52, 19,644.72 and 7,861.62

Step by Step Solution

1. Step 1: Write the proportion equation
   14,234.52 : 19,644.72 = 7,861.62 : x
2. Step 2: Convert to fraction form
   14,234.52/19,644.72 = 7,861.62/x
3. Step 3: Cross multiply
   14,234.52x = 19,644.72 × 7,861.62
4. Step 4: Simplify right side
   14,234.52x = 154,439,323.65
5. Step 5: Solve for x
   x = 154,439,323.65/14,234.52
6. Step 6: Final answer
   x = 10,849.63