Finding the Fourth Proportional to 2,427.56, 3,350.04 and 1,379.63

Step by Step Solution

1. Step 1: Write the proportion equation
   2,427.56 : 3,350.04 = 1,379.63 : x
2. Step 2: Convert to fraction form
   2,427.56/3,350.04 = 1,379.63/x
3. Step 3: Cross multiply
   2,427.56x = 3,350.04 × 1,379.63
4. Step 4: Simplify right side
   2,427.56x = 4,621,798.94
5. Step 5: Solve for x
   x = 4,621,798.94/2,427.56
6. Step 6: Final answer
   x = 1,903.88