Finding the Fourth Proportional to 2,518.91, 3,776.69 and 1,201.85

Step by Step Solution

1. Step 1: Write the proportion equation
   2,518.91 : 3,776.69 = 1,201.85 : x
2. Step 2: Convert to fraction form
   2,518.91/3,776.69 = 1,201.85/x
3. Step 3: Cross multiply
   2,518.91x = 3,776.69 × 1,201.85
4. Step 4: Simplify right side
   2,518.91x = 4,539,013.16
5. Step 5: Solve for x
   x = 4,539,013.16/2,518.91
6. Step 6: Final answer
   x = 1,801.98