Finding the Fourth Proportional to 2,375.37, 3,277.79 and 1,380.69

Step by Step Solution

1. Step 1: Write the proportion equation
   2,375.37 : 3,277.79 = 1,380.69 : x
2. Step 2: Convert to fraction form
   2,375.37/3,277.79 = 1,380.69/x
3. Step 3: Cross multiply
   2,375.37x = 3,277.79 × 1,380.69
4. Step 4: Simplify right side
   2,375.37x = 4,525,611.88
5. Step 5: Solve for x
   x = 4,525,611.88/2,375.37
6. Step 6: Final answer
   x = 1,905.22