Finding the Fourth Proportional to 5,553.94, 7,664.72 and 3,196.44

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553.94 : 7,664.72 = 3,196.44 : x
2. Step 2: Convert to fraction form
   5,553.94/7,664.72 = 3,196.44/x
3. Step 3: Cross multiply
   5,553.94x = 7,664.72 × 3,196.44
4. Step 4: Simplify right side
   5,553.94x = 24,499,817.60
5. Step 5: Solve for x
   x = 24,499,817.60/5,553.94
6. Step 6: Final answer
   x = 4,411.25