Finding the Fourth Proportional to 2,377.57, 3,560.98 and 1,145.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,377.57 : 3,560.98 = 1,145.87 : x
2. Step 2: Convert to fraction form
   2,377.57/3,560.98 = 1,145.87/x
3. Step 3: Cross multiply
   2,377.57x = 3,560.98 × 1,145.87
4. Step 4: Simplify right side
   2,377.57x = 4,080,420.15
5. Step 5: Solve for x
   x = 4,080,420.15/2,377.57
6. Step 6: Final answer
   x = 1,716.21