Finding the Fourth Proportional to 6,603.24, 9,112.42 and 3,619.02

Step by Step Solution

1. Step 1: Write the proportion equation
   6,603.24 : 9,112.42 = 3,619.02 : x
2. Step 2: Convert to fraction form
   6,603.24/9,112.42 = 3,619.02/x
3. Step 3: Cross multiply
   6,603.24x = 9,112.42 × 3,619.02
4. Step 4: Simplify right side
   6,603.24x = 32,978,030.23
5. Step 5: Solve for x
   x = 32,978,030.23/6,603.24
6. Step 6: Final answer
   x = 4,994.22