Finding the Fourth Proportional to 2,801.69, 4,204.49 and 1,158.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,801.69 : 4,204.49 = 1,158.25 : x
2. Step 2: Convert to fraction form
   2,801.69/4,204.49 = 1,158.25/x
3. Step 3: Cross multiply
   2,801.69x = 4,204.49 × 1,158.25
4. Step 4: Simplify right side
   2,801.69x = 4,869,848.64
5. Step 5: Solve for x
   x = 4,869,848.64/2,801.69
6. Step 6: Final answer
   x = 1,738.18