Finding the Fourth Proportional to 2,058.08, 3,089.34 and 826.34

Step by Step Solution

1. Step 1: Write the proportion equation
   2,058.08 : 3,089.34 = 826.34 : x
2. Step 2: Convert to fraction form
   2,058.08/3,089.34 = 826.34/x
3. Step 3: Cross multiply
   2,058.08x = 3,089.34 × 826.34
4. Step 4: Simplify right side
   2,058.08x = 2,552,829.77
5. Step 5: Solve for x
   x = 2,552,829.77/2,058.08
6. Step 6: Final answer
   x = 1,240.40