Finding the Fourth Proportional to 1,891.71, 2,834.69 and 1,273.14

Step by Step Solution

1. Step 1: Write the proportion equation
   1,891.71 : 2,834.69 = 1,273.14 : x
2. Step 2: Convert to fraction form
   1,891.71/2,834.69 = 1,273.14/x
3. Step 3: Cross multiply
   1,891.71x = 2,834.69 × 1,273.14
4. Step 4: Simplify right side
   1,891.71x = 3,608,950.86
5. Step 5: Solve for x
   x = 3,608,950.86/1,891.71
6. Step 6: Final answer
   x = 1,907.77