Finding the Fourth Proportional to 1,872.79, 2,584.37 and 1,075.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,872.79 : 2,584.37 = 1,075.92 : x
2. Step 2: Convert to fraction form
   1,872.79/2,584.37 = 1,075.92/x
3. Step 3: Cross multiply
   1,872.79x = 2,584.37 × 1,075.92
4. Step 4: Simplify right side
   1,872.79x = 2,780,568.37
5. Step 5: Solve for x
   x = 2,780,568.37/1,872.79
6. Step 6: Final answer
   x = 1,484.72