Finding the Fourth Proportional to 2,179.96, 3,269.22 and 1,558.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,179.96 : 3,269.22 = 1,558.42 : x
2. Step 2: Convert to fraction form
   2,179.96/3,269.22 = 1,558.42/x
3. Step 3: Cross multiply
   2,179.96x = 3,269.22 × 1,558.42
4. Step 4: Simplify right side
   2,179.96x = 5,094,817.83
5. Step 5: Solve for x
   x = 5,094,817.83/2,179.96
6. Step 6: Final answer
   x = 2,337.12