Finding the Fourth Proportional to 3,111.59, 4,293.99 and 1,714.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.59 : 4,293.99 = 1,714.34 : x
2. Step 2: Convert to fraction form
   3,111.59/4,293.99 = 1,714.34/x
3. Step 3: Cross multiply
   3,111.59x = 4,293.99 × 1,714.34
4. Step 4: Simplify right side
   3,111.59x = 7,361,337.35
5. Step 5: Solve for x
   x = 7,361,337.35/3,111.59
6. Step 6: Final answer
   x = 2,365.78