Finding the Fourth Proportional to 14,153.05, 19,530.67 and 7,865.83

Step by Step Solution

1. Step 1: Write the proportion equation
   14,153.05 : 19,530.67 = 7,865.83 : x
2. Step 2: Convert to fraction form
   14,153.05/19,530.67 = 7,865.83/x
3. Step 3: Cross multiply
   14,153.05x = 19,530.67 × 7,865.83
4. Step 4: Simplify right side
   14,153.05x = 153,624,793.02
5. Step 5: Solve for x
   x = 153,624,793.02/14,153.05
6. Step 6: Final answer
   x = 10,854.54