Finding the Fourth Proportional to 16,424.88, 24,621.73 and 5,323.76

Step by Step Solution

1. Step 1: Write the proportion equation
   16,424.88 : 24,621.73 = 5,323.76 : x
2. Step 2: Convert to fraction form
   16,424.88/24,621.73 = 5,323.76/x
3. Step 3: Cross multiply
   16,424.88x = 24,621.73 × 5,323.76
4. Step 4: Simplify right side
   16,424.88x = 131,080,181.30
5. Step 5: Solve for x
   x = 131,080,181.30/16,424.88
6. Step 6: Final answer
   x = 7,980.59