Finding the Fourth Proportional to 1,932.80, 2,667.34 and 1,146.68

Step by Step Solution

1. Step 1: Write the proportion equation
   1,932.80 : 2,667.34 = 1,146.68 : x
2. Step 2: Convert to fraction form
   1,932.80/2,667.34 = 1,146.68/x
3. Step 3: Cross multiply
   1,932.80x = 2,667.34 × 1,146.68
4. Step 4: Simplify right side
   1,932.80x = 3,058,585.43
5. Step 5: Solve for x
   x = 3,058,585.43/1,932.80
6. Step 6: Final answer
   x = 1,582.46