Finding the Fourth Proportional to 2,377.69, 3,563.46 and 1,059.55

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.69 : 3,563.46 = 1,059.55 : x
2. Step 2: Convert to fraction form
   2,377.69/3,563.46 = 1,059.55/x
3. Step 3: Cross multiply
   2,377.69x = 3,563.46 × 1,059.55
4. Step 4: Simplify right side
   2,377.69x = 3,775,655.13
5. Step 5: Solve for x
   x = 3,775,655.13/2,377.69
6. Step 6: Final answer
   x = 1,587.95