Finding the Fourth Proportional to 3,111.81, 4,294.29 and 1,714.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.81 : 4,294.29 = 1,714.56 : x
2. Step 2: Convert to fraction form
   3,111.81/4,294.29 = 1,714.56/x
3. Step 3: Cross multiply
   3,111.81x = 4,294.29 × 1,714.56
4. Step 4: Simplify right side
   3,111.81x = 7,362,817.86
5. Step 5: Solve for x
   x = 7,362,817.86/3,111.81
6. Step 6: Final answer
   x = 2,366.09