Finding the Fourth Proportional to 1,860.48, 2,567.56 and 1,074.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,860.48 : 2,567.56 = 1,074.56 : x
2. Step 2: Convert to fraction form
   1,860.48/2,567.56 = 1,074.56/x
3. Step 3: Cross multiply
   1,860.48x = 2,567.56 × 1,074.56
4. Step 4: Simplify right side
   1,860.48x = 2,758,997.27
5. Step 5: Solve for x
   x = 2,758,997.27/1,860.48
6. Step 6: Final answer
   x = 1,482.95