Finding the Fourth Proportional to 16,403.65, 24,609.37 and 5,310.34

Step by Step Solution

1. Step 1: Write the proportion equation
   16,403.65 : 24,609.37 = 5,310.34 : x
2. Step 2: Convert to fraction form
   16,403.65/24,609.37 = 5,310.34/x
3. Step 3: Cross multiply
   16,403.65x = 24,609.37 × 5,310.34
4. Step 4: Simplify right side
   16,403.65x = 130,684,121.89
5. Step 5: Solve for x
   x = 130,684,121.89/16,403.65
6. Step 6: Final answer
   x = 7,966.77