Finding the Fourth Proportional to 16,290.56, 24,430.72 and 5,344

Step by Step Solution

1. Step 1: Write the proportion equation
   16,290.56 : 24,430.72 = 5,344 : x
2. Step 2: Convert to fraction form
   16,290.56/24,430.72 = 5,344/x
3. Step 3: Cross multiply
   16,290.56x = 24,430.72 × 5,344
4. Step 4: Simplify right side
   16,290.56x = 130,557,767.68
5. Step 5: Solve for x
   x = 130,557,767.68/16,290.56
6. Step 6: Final answer
   x = 8,014.32