Finding the Fourth Proportional to 1,374.22, 2,058.93 and 1,144.59

Step by Step Solution

1. Step 1: Write the proportion equation
   1,374.22 : 2,058.93 = 1,144.59 : x
2. Step 2: Convert to fraction form
   1,374.22/2,058.93 = 1,144.59/x
3. Step 3: Cross multiply
   1,374.22x = 2,058.93 × 1,144.59
4. Step 4: Simplify right side
   1,374.22x = 2,356,630.69
5. Step 5: Solve for x
   x = 2,356,630.69/1,374.22
6. Step 6: Final answer
   x = 1,714.89