Finding the Fourth Proportional to 2,375.83, 3,564.51 and 1,059.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.83 : 3,564.51 = 1,059.40 : x
2. Step 2: Convert to fraction form
   2,375.83/3,564.51 = 1,059.40/x
3. Step 3: Cross multiply
   2,375.83x = 3,564.51 × 1,059.40
4. Step 4: Simplify right side
   2,375.83x = 3,776,241.89
5. Step 5: Solve for x
   x = 3,776,241.89/2,375.83
6. Step 6: Final answer
   x = 1,589.44