Finding the Fourth Proportional to 2,263.04, 3,123.20 and 1,268.31

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263.04 : 3,123.20 = 1,268.31 : x
2. Step 2: Convert to fraction form
   2,263.04/3,123.20 = 1,268.31/x
3. Step 3: Cross multiply
   2,263.04x = 3,123.20 × 1,268.31
4. Step 4: Simplify right side
   2,263.04x = 3,961,179.45
5. Step 5: Solve for x
   x = 3,961,179.45/2,263.04
6. Step 6: Final answer
   x = 1,750.38