Finding the Fourth Proportional to 2,559.06, 3,837.33 and 1,172.75

Step by Step Solution

1. Step 1: Write the proportion equation
   2,559.06 : 3,837.33 = 1,172.75 : x
2. Step 2: Convert to fraction form
   2,559.06/3,837.33 = 1,172.75/x
3. Step 3: Cross multiply
   2,559.06x = 3,837.33 × 1,172.75
4. Step 4: Simplify right side
   2,559.06x = 4,500,209.57
5. Step 5: Solve for x
   x = 4,500,209.57/2,559.06
6. Step 6: Final answer
   x = 1,758.54