Finding the Fourth Proportional to 2,567.60, 3,541.76 and 1,558.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,567.60 : 3,541.76 = 1,558.96 : x
2. Step 2: Convert to fraction form
   2,567.60/3,541.76 = 1,558.96/x
3. Step 3: Cross multiply
   2,567.60x = 3,541.76 × 1,558.96
4. Step 4: Simplify right side
   2,567.60x = 5,521,462.17
5. Step 5: Solve for x
   x = 5,521,462.17/2,567.60
6. Step 6: Final answer
   x = 2,150.44