Finding the Fourth Proportional to 3,156.96, 4,354.23 and 3,017.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,156.96 : 4,354.23 = 3,017.37 : x
2. Step 2: Convert to fraction form
   3,156.96/4,354.23 = 3,017.37/x
3. Step 3: Cross multiply
   3,156.96x = 4,354.23 × 3,017.37
4. Step 4: Simplify right side
   3,156.96x = 13,138,322.98
5. Step 5: Solve for x
   x = 13,138,322.98/3,156.96
6. Step 6: Final answer
   x = 4,161.70