Finding the Fourth Proportional to 5,553.93, 7,664.72 and 3,196.43

Step by Step Solution

1. Step 1: Write the proportion equation
   5,553.93 : 7,664.72 = 3,196.43 : x
2. Step 2: Convert to fraction form
   5,553.93/7,664.72 = 3,196.43/x
3. Step 3: Cross multiply
   5,553.93x = 7,664.72 × 3,196.43
4. Step 4: Simplify right side
   5,553.93x = 24,499,740.95
5. Step 5: Solve for x
   x = 24,499,740.95/5,553.93
6. Step 6: Final answer
   x = 4,411.24