Finding the Fourth Proportional to 2,058.62, 2,841.48 and 2,017.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.62 : 2,841.48 = 2,017.31 : x
2. Step 2: Convert to fraction form
   2,058.62/2,841.48 = 2,017.31/x
3. Step 3: Cross multiply
   2,058.62x = 2,841.48 × 2,017.31
4. Step 4: Simplify right side
   2,058.62x = 5,732,131.81
5. Step 5: Solve for x
   x = 5,732,131.81/2,058.62
6. Step 6: Final answer
   x = 2,784.46