Finding the Fourth Proportional to 16,308.76, 24,450.64 and 5,208.86

Step by Step Solution

1. Step 1: Write the proportion equation
   16,308.76 : 24,450.64 = 5,208.86 : x
2. Step 2: Convert to fraction form
   16,308.76/24,450.64 = 5,208.86/x
3. Step 3: Cross multiply
   16,308.76x = 24,450.64 × 5,208.86
4. Step 4: Simplify right side
   16,308.76x = 127,359,960.67
5. Step 5: Solve for x
   x = 127,359,960.67/16,308.76
6. Step 6: Final answer
   x = 7,809.30