Finding the Fourth Proportional to 2,553.98, 3,524.06 and 1,434.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,553.98 : 3,524.06 = 1,434.77 : x
2. Step 2: Convert to fraction form
   2,553.98/3,524.06 = 1,434.77/x
3. Step 3: Cross multiply
   2,553.98x = 3,524.06 × 1,434.77
4. Step 4: Simplify right side
   2,553.98x = 5,056,190.77
5. Step 5: Solve for x
   x = 5,056,190.77/2,553.98
6. Step 6: Final answer
   x = 1,979.73