Finding the Fourth Proportional to 3,672.22, 5,508.82 and 1,075.12

Step by Step Solution

1. Step 1: Write the proportion equation
   3,672.22 : 5,508.82 = 1,075.12 : x
2. Step 2: Convert to fraction form
   3,672.22/5,508.82 = 1,075.12/x
3. Step 3: Cross multiply
   3,672.22x = 5,508.82 × 1,075.12
4. Step 4: Simplify right side
   3,672.22x = 5,922,642.56
5. Step 5: Solve for x
   x = 5,922,642.56/3,672.22
6. Step 6: Final answer
   x = 1,612.82