Finding the Fourth Proportional to 1,847.95, 2,550.60 and 1,218.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,847.95 : 2,550.60 = 1,218.59 : x
2. Step 2: Convert to fraction form
   1,847.95/2,550.60 = 1,218.59/x
3. Step 3: Cross multiply
   1,847.95x = 2,550.60 × 1,218.59
4. Step 4: Simplify right side
   1,847.95x = 3,108,151.38
5. Step 5: Solve for x
   x = 3,108,151.38/1,847.95
6. Step 6: Final answer
   x = 1,681.94