Finding the Fourth Proportional to 10,714.86, 16,074.72 and 3,319.56

Step by Step Solution

1. Step 1: Write the proportion equation
   10,714.86 : 16,074.72 = 3,319.56 : x
2. Step 2: Convert to fraction form
   10,714.86/16,074.72 = 3,319.56/x
3. Step 3: Cross multiply
   10,714.86x = 16,074.72 × 3,319.56
4. Step 4: Simplify right side
   10,714.86x = 53,360,997.52
5. Step 5: Solve for x
   x = 53,360,997.52/10,714.86
6. Step 6: Final answer
   x = 4,980.09