Finding the Fourth Proportional to 2,104.67, 2,904.43 and 1,160.47

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.67 : 2,904.43 = 1,160.47 : x
2. Step 2: Convert to fraction form
   2,104.67/2,904.43 = 1,160.47/x
3. Step 3: Cross multiply
   2,104.67x = 2,904.43 × 1,160.47
4. Step 4: Simplify right side
   2,104.67x = 3,370,493.72
5. Step 5: Solve for x
   x = 3,370,493.72/2,104.67
6. Step 6: Final answer
   x = 1,601.44