Finding the Fourth Proportional to 11,819.18, 16,308.54 and 6,714.50

Step by Step Solution

1. Step 1: Write the proportion equation
   11,819.18 : 16,308.54 = 6,714.50 : x
2. Step 2: Convert to fraction form
   11,819.18/16,308.54 = 6,714.50/x
3. Step 3: Cross multiply
   11,819.18x = 16,308.54 × 6,714.50
4. Step 4: Simplify right side
   11,819.18x = 109,503,610.29
5. Step 5: Solve for x
   x = 109,503,610.29/11,819.18
6. Step 6: Final answer
   x = 9,264.91