Finding the Fourth Proportional to 2,491.94, 3,736.35 and 1,105.22

Step by Step Solution

1. Step 1: Write the proportion equation
   2,491.94 : 3,736.35 = 1,105.22 : x
2. Step 2: Convert to fraction form
   2,491.94/3,736.35 = 1,105.22/x
3. Step 3: Cross multiply
   2,491.94x = 3,736.35 × 1,105.22
4. Step 4: Simplify right side
   2,491.94x = 4,129,488.75
5. Step 5: Solve for x
   x = 4,129,488.75/2,491.94
6. Step 6: Final answer
   x = 1,657.14