Finding the Fourth Proportional to 1,417.30, 1,957.37 and 1,262.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,417.30 : 1,957.37 = 1,262.69 : x
2. Step 2: Convert to fraction form
   1,417.30/1,957.37 = 1,262.69/x
3. Step 3: Cross multiply
   1,417.30x = 1,957.37 × 1,262.69
4. Step 4: Simplify right side
   1,417.30x = 2,471,542.77
5. Step 5: Solve for x
   x = 2,471,542.77/1,417.30
6. Step 6: Final answer
   x = 1,743.84