Finding the Fourth Proportional to 2,188.62, 3,284.55 and 1,566.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,188.62 : 3,284.55 = 1,566.54 : x
2. Step 2: Convert to fraction form
   2,188.62/3,284.55 = 1,566.54/x
3. Step 3: Cross multiply
   2,188.62x = 3,284.55 × 1,566.54
4. Step 4: Simplify right side
   2,188.62x = 5,145,378.96
5. Step 5: Solve for x
   x = 5,145,378.96/2,188.62
6. Step 6: Final answer
   x = 2,350.97