Finding the Fourth Proportional to 2,263.16, 3,123.23 and 1,268.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263.16 : 3,123.23 = 1,268.39 : x
2. Step 2: Convert to fraction form
   2,263.16/3,123.23 = 1,268.39/x
3. Step 3: Cross multiply
   2,263.16x = 3,123.23 × 1,268.39
4. Step 4: Simplify right side
   2,263.16x = 3,961,475.17
5. Step 5: Solve for x
   x = 3,961,475.17/2,263.16
6. Step 6: Final answer
   x = 1,750.42