Finding the Fourth Proportional to 2,801.52, 4,202.34 and 1,158.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,801.52 : 4,202.34 = 1,158.18 : x
2. Step 2: Convert to fraction form
   2,801.52/4,202.34 = 1,158.18/x
3. Step 3: Cross multiply
   2,801.52x = 4,202.34 × 1,158.18
4. Step 4: Simplify right side
   2,801.52x = 4,867,066.14
5. Step 5: Solve for x
   x = 4,867,066.14/2,801.52
6. Step 6: Final answer
   x = 1,737.29