Finding the Fourth Proportional to 2,263.10, 3,124.02 and 1,379.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263.10 : 3,124.02 = 1,379.18 : x
2. Step 2: Convert to fraction form
   2,263.10/3,124.02 = 1,379.18/x
3. Step 3: Cross multiply
   2,263.10x = 3,124.02 × 1,379.18
4. Step 4: Simplify right side
   2,263.10x = 4,308,585.90
5. Step 5: Solve for x
   x = 4,308,585.90/2,263.10
6. Step 6: Final answer
   x = 1,903.84