Finding the Fourth Proportional to 6,661.18, 9,983.22 and 5,633.32

Step by Step Solution

1. Step 1: Write the proportion equation
   6,661.18 : 9,983.22 = 5,633.32 : x
2. Step 2: Convert to fraction form
   6,661.18/9,983.22 = 5,633.32/x
3. Step 3: Cross multiply
   6,661.18x = 9,983.22 × 5,633.32
4. Step 4: Simplify right side
   6,661.18x = 56,238,672.89
5. Step 5: Solve for x
   x = 56,238,672.89/6,661.18
6. Step 6: Final answer
   x = 8,442.75