Finding the Fourth Proportional to 16,420.07, 24,633.56 and 5,325.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,420.07 : 24,633.56 = 5,325.89 : x
2. Step 2: Convert to fraction form
   16,420.07/24,633.56 = 5,325.89/x
3. Step 3: Cross multiply
   16,420.07x = 24,633.56 × 5,325.89
4. Step 4: Simplify right side
   16,420.07x = 131,195,481.07
5. Step 5: Solve for x
   x = 131,195,481.07/16,420.07
6. Step 6: Final answer
   x = 7,989.95