Finding the Fourth Proportional to 2,799.31, 4,195.89 and 1,154.97

Step by Step Solution

1. Step 1: Write the proportion equation
   2,799.31 : 4,195.89 = 1,154.97 : x
2. Step 2: Convert to fraction form
   2,799.31/4,195.89 = 1,154.97/x
3. Step 3: Cross multiply
   2,799.31x = 4,195.89 × 1,154.97
4. Step 4: Simplify right side
   2,799.31x = 4,846,106.09
5. Step 5: Solve for x
   x = 4,846,106.09/2,799.31
6. Step 6: Final answer
   x = 1,731.18