Finding the Fourth Proportional to 8,443.98, 12,665.22 and 3,764.22

Step by Step Solution

1. Step 1: Write the proportion equation
   8,443.98 : 12,665.22 = 3,764.22 : x
2. Step 2: Convert to fraction form
   8,443.98/12,665.22 = 3,764.22/x
3. Step 3: Cross multiply
   8,443.98x = 12,665.22 × 3,764.22
4. Step 4: Simplify right side
   8,443.98x = 47,674,674.43
5. Step 5: Solve for x
   x = 47,674,674.43/8,443.98
6. Step 6: Final answer
   x = 5,646.00