Finding the Fourth Proportional to 2,605.96, 3,596.34 and 1,558

Step by Step Solution

1. Step 1: Write the proportion equation
   2,605.96 : 3,596.34 = 1,558 : x
2. Step 2: Convert to fraction form
   2,605.96/3,596.34 = 1,558/x
3. Step 3: Cross multiply
   2,605.96x = 3,596.34 × 1,558
4. Step 4: Simplify right side
   2,605.96x = 5,603,097.72
5. Step 5: Solve for x
   x = 5,603,097.72/2,605.96
6. Step 6: Final answer
   x = 2,150.11