Finding the Fourth Proportional to 3,222.78, 4,832.90 and 1,141.98

Step by Step Solution

1. Step 1: Write the proportion equation
   3,222.78 : 4,832.90 = 1,141.98 : x
2. Step 2: Convert to fraction form
   3,222.78/4,832.90 = 1,141.98/x
3. Step 3: Cross multiply
   3,222.78x = 4,832.90 × 1,141.98
4. Step 4: Simplify right side
   3,222.78x = 5,519,075.14
5. Step 5: Solve for x
   x = 5,519,075.14/3,222.78
6. Step 6: Final answer
   x = 1,712.52