Finding the Fourth Proportional to 10,510.23, 15,766.46 and 4,269.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,510.23 : 15,766.46 = 4,269.31 : x
2. Step 2: Convert to fraction form
   10,510.23/15,766.46 = 4,269.31/x
3. Step 3: Cross multiply
   10,510.23x = 15,766.46 × 4,269.31
4. Step 4: Simplify right side
   10,510.23x = 67,311,884.00
5. Step 5: Solve for x
   x = 67,311,884.00/10,510.23
6. Step 6: Final answer
   x = 6,404.42