Finding the Fourth Proportional to 2,050.08, 3,077.85 and 1,218.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,050.08 : 3,077.85 = 1,218.69 : x
2. Step 2: Convert to fraction form
   2,050.08/3,077.85 = 1,218.69/x
3. Step 3: Cross multiply
   2,050.08x = 3,077.85 × 1,218.69
4. Step 4: Simplify right side
   2,050.08x = 3,750,945.02
5. Step 5: Solve for x
   x = 3,750,945.02/2,050.08
6. Step 6: Final answer
   x = 1,829.66