Finding the Fourth Proportional to 3,137.98, 4,706.01 and 1,085.50

Step by Step Solution

1. Step 1: Write the proportion equation
   3,137.98 : 4,706.01 = 1,085.50 : x
2. Step 2: Convert to fraction form
   3,137.98/4,706.01 = 1,085.50/x
3. Step 3: Cross multiply
   3,137.98x = 4,706.01 × 1,085.50
4. Step 4: Simplify right side
   3,137.98x = 5,108,373.86
5. Step 5: Solve for x
   x = 5,108,373.86/3,137.98
6. Step 6: Final answer
   x = 1,627.92