Finding the Fourth Proportional to 3,111.24, 4,667.18 and 1,058.76

Step by Step Solution

1. Step 1: Write the proportion equation
   3,111.24 : 4,667.18 = 1,058.76 : x
2. Step 2: Convert to fraction form
   3,111.24/4,667.18 = 1,058.76/x
3. Step 3: Cross multiply
   3,111.24x = 4,667.18 × 1,058.76
4. Step 4: Simplify right side
   3,111.24x = 4,941,423.50
5. Step 5: Solve for x
   x = 4,941,423.50/3,111.24
6. Step 6: Final answer
   x = 1,588.25