Finding the Fourth Proportional to 3,137.37, 4,706.59 and 945.91

Step by Step Solution

1. Step 1: Write the proportion equation
   3,137.37 : 4,706.59 = 945.91 : x
2. Step 2: Convert to fraction form
   3,137.37/4,706.59 = 945.91/x
3. Step 3: Cross multiply
   3,137.37x = 4,706.59 × 945.91
4. Step 4: Simplify right side
   3,137.37x = 4,452,010.55
5. Step 5: Solve for x
   x = 4,452,010.55/3,137.37
6. Step 6: Final answer
   x = 1,419.03