Finding the Fourth Proportional to 10,178.79, 14,046.37 and 5,702.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,178.79 : 14,046.37 = 5,702.73 : x
2. Step 2: Convert to fraction form
   10,178.79/14,046.37 = 5,702.73/x
3. Step 3: Cross multiply
   10,178.79x = 14,046.37 × 5,702.73
4. Step 4: Simplify right side
   10,178.79x = 80,102,655.59
5. Step 5: Solve for x
   x = 80,102,655.59/10,178.79
6. Step 6: Final answer
   x = 7,869.57