Finding the Fourth Proportional to 2,801.21, 4,203.23 and 1,158.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,801.21 : 4,203.23 = 1,158.93 : x
2. Step 2: Convert to fraction form
   2,801.21/4,203.23 = 1,158.93/x
3. Step 3: Cross multiply
   2,801.21x = 4,203.23 × 1,158.93
4. Step 4: Simplify right side
   2,801.21x = 4,871,265.83
5. Step 5: Solve for x
   x = 4,871,265.83/2,801.21
6. Step 6: Final answer
   x = 1,738.99