Finding the Fourth Proportional to 2,374.78, 3,561.74 and 1,075.94

Step by Step Solution

1. Step 1: Write the proportion equation
   2,374.78 : 3,561.74 = 1,075.94 : x
2. Step 2: Convert to fraction form
   2,374.78/3,561.74 = 1,075.94/x
3. Step 3: Cross multiply
   2,374.78x = 3,561.74 × 1,075.94
4. Step 4: Simplify right side
   2,374.78x = 3,832,218.54
5. Step 5: Solve for x
   x = 3,832,218.54/2,374.78
6. Step 6: Final answer
   x = 1,613.72