Finding the Fourth Proportional to 2,553.04, 3,523.12 and 1,433.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.04 : 3,523.12 = 1,433.98 : x
2. Step 2: Convert to fraction form
   2,553.04/3,523.12 = 1,433.98/x
3. Step 3: Cross multiply
   2,553.04x = 3,523.12 × 1,433.98
4. Step 4: Simplify right side
   2,553.04x = 5,052,083.62
5. Step 5: Solve for x
   x = 5,052,083.62/2,553.04
6. Step 6: Final answer
   x = 1,978.85