Finding the Fourth Proportional to 14,481.34, 21,714.72 and 7,074.70

Step by Step Solution

1. Step 1: Write the proportion equation
   14,481.34 : 21,714.72 = 7,074.70 : x
2. Step 2: Convert to fraction form
   14,481.34/21,714.72 = 7,074.70/x
3. Step 3: Cross multiply
   14,481.34x = 21,714.72 × 7,074.70
4. Step 4: Simplify right side
   14,481.34x = 153,625,129.58
5. Step 5: Solve for x
   x = 153,625,129.58/14,481.34
6. Step 6: Final answer
   x = 10,608.49