Finding the Fourth Proportional to 1,933.12, 2,667.66 and 1,093.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.12 : 2,667.66 = 1,093.72 : x
2. Step 2: Convert to fraction form
   1,933.12/2,667.66 = 1,093.72/x
3. Step 3: Cross multiply
   1,933.12x = 2,667.66 × 1,093.72
4. Step 4: Simplify right side
   1,933.12x = 2,917,673.10
5. Step 5: Solve for x
   x = 2,917,673.10/1,933.12
6. Step 6: Final answer
   x = 1,509.31