Finding the Fourth Proportional to 2,100.94, 2,899.31 and 1,169.44

Step by Step Solution

1. Step 1: Write the proportion equation
   2,100.94 : 2,899.31 = 1,169.44 : x
2. Step 2: Convert to fraction form
   2,100.94/2,899.31 = 1,169.44/x
3. Step 3: Cross multiply
   2,100.94x = 2,899.31 × 1,169.44
4. Step 4: Simplify right side
   2,100.94x = 3,390,555.99
5. Step 5: Solve for x
   x = 3,390,555.99/2,100.94
6. Step 6: Final answer
   x = 1,613.83