Finding the Fourth Proportional to 2,659.58, 3,983.18 and 2,567.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,659.58 : 3,983.18 = 2,567.30 : x
2. Step 2: Convert to fraction form
   2,659.58/3,983.18 = 2,567.30/x
3. Step 3: Cross multiply
   2,659.58x = 3,983.18 × 2,567.30
4. Step 4: Simplify right side
   2,659.58x = 10,226,018.01
5. Step 5: Solve for x
   x = 10,226,018.01/2,659.58
6. Step 6: Final answer
   x = 3,844.97