Finding the Fourth Proportional to 1,891.94, 2,610.89 and 1,105.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,891.94 : 2,610.89 = 1,105.83 : x
2. Step 2: Convert to fraction form
   1,891.94/2,610.89 = 1,105.83/x
3. Step 3: Cross multiply
   1,891.94x = 2,610.89 × 1,105.83
4. Step 4: Simplify right side
   1,891.94x = 2,887,200.49
5. Step 5: Solve for x
   x = 2,887,200.49/1,891.94
6. Step 6: Final answer
   x = 1,526.05