Finding the Fourth Proportional to 2,058.52, 3,088.91 and 1,355.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.52 : 3,088.91 = 1,355.72 : x
2. Step 2: Convert to fraction form
   2,058.52/3,088.91 = 1,355.72/x
3. Step 3: Cross multiply
   2,058.52x = 3,088.91 × 1,355.72
4. Step 4: Simplify right side
   2,058.52x = 4,187,697.07
5. Step 5: Solve for x
   x = 4,187,697.07/2,058.52
6. Step 6: Final answer
   x = 2,034.32