Finding the Fourth Proportional to 2,263.47, 3,123.56 and 1,268.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,263.47 : 3,123.56 = 1,268.77 : x
2. Step 2: Convert to fraction form
   2,263.47/3,123.56 = 1,268.77/x
3. Step 3: Cross multiply
   2,263.47x = 3,123.56 × 1,268.77
4. Step 4: Simplify right side
   2,263.47x = 3,963,057.26
5. Step 5: Solve for x
   x = 3,963,057.26/2,263.47
6. Step 6: Final answer
   x = 1,750.88