Finding the Fourth Proportional to 1,933.60, 2,667.92 and 1,305.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,933.60 : 2,667.92 = 1,305.29 : x
2. Step 2: Convert to fraction form
   1,933.60/2,667.92 = 1,305.29/x
3. Step 3: Cross multiply
   1,933.60x = 2,667.92 × 1,305.29
4. Step 4: Simplify right side
   1,933.60x = 3,482,416.78
5. Step 5: Solve for x
   x = 3,482,416.78/1,933.60
6. Step 6: Final answer
   x = 1,801.00