Finding the Fourth Proportional to 16,420.74, 24,628.79 and 5,327.52

Step by Step Solution

1. Step 1: Write the proportion equation
   16,420.74 : 24,628.79 = 5,327.52 : x
2. Step 2: Convert to fraction form
   16,420.74/24,628.79 = 5,327.52/x
3. Step 3: Cross multiply
   16,420.74x = 24,628.79 × 5,327.52
4. Step 4: Simplify right side
   16,420.74x = 131,210,371.30
5. Step 5: Solve for x
   x = 131,210,371.30/16,420.74
6. Step 6: Final answer
   x = 7,990.53