Finding the Fourth Proportional to 2,322.56, 3,484.38 and 679.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,322.56 : 3,484.38 = 679.10 : x
2. Step 2: Convert to fraction form
   2,322.56/3,484.38 = 679.10/x
3. Step 3: Cross multiply
   2,322.56x = 3,484.38 × 679.10
4. Step 4: Simplify right side
   2,322.56x = 2,366,242.46
5. Step 5: Solve for x
   x = 2,366,242.46/2,322.56
6. Step 6: Final answer
   x = 1,018.81