Finding the Fourth Proportional to 2,219.32, 3,061.08 and 1,556.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,219.32 : 3,061.08 = 1,556.32 : x
2. Step 2: Convert to fraction form
   2,219.32/3,061.08 = 1,556.32/x
3. Step 3: Cross multiply
   2,219.32x = 3,061.08 × 1,556.32
4. Step 4: Simplify right side
   2,219.32x = 4,764,020.03
5. Step 5: Solve for x
   x = 4,764,020.03/2,219.32
6. Step 6: Final answer
   x = 2,146.61