Finding the Fourth Proportional to 16,308.19, 24,456.13 and 5,211.89

Step by Step Solution

1. Step 1: Write the proportion equation
   16,308.19 : 24,456.13 = 5,211.89 : x
2. Step 2: Convert to fraction form
   16,308.19/24,456.13 = 5,211.89/x
3. Step 3: Cross multiply
   16,308.19x = 24,456.13 × 5,211.89
4. Step 4: Simplify right side
   16,308.19x = 127,462,753.35
5. Step 5: Solve for x
   x = 127,462,753.35/16,308.19
6. Step 6: Final answer
   x = 7,815.88