Finding the Fourth Proportional to 1,860.96, 2,789.94 and 1,274.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,860.96 : 2,789.94 = 1,274.52 : x
2. Step 2: Convert to fraction form
   1,860.96/2,789.94 = 1,274.52/x
3. Step 3: Cross multiply
   1,860.96x = 2,789.94 × 1,274.52
4. Step 4: Simplify right side
   1,860.96x = 3,555,834.33
5. Step 5: Solve for x
   x = 3,555,834.33/1,860.96
6. Step 6: Final answer
   x = 1,910.75