Finding the Fourth Proportional to 2,058.57, 2,841.06 and 1,174.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.57 : 2,841.06 = 1,174.50 : x
2. Step 2: Convert to fraction form
   2,058.57/2,841.06 = 1,174.50/x
3. Step 3: Cross multiply
   2,058.57x = 2,841.06 × 1,174.50
4. Step 4: Simplify right side
   2,058.57x = 3,336,829.37
5. Step 5: Solve for x
   x = 3,336,829.37/2,058.57
6. Step 6: Final answer
   x = 1,620.95