Finding the Fourth Proportional to 2,165.52, 3,249.90 and 1,434.84

Step by Step Solution

1. Step 1: Write the proportion equation
   2,165.52 : 3,249.90 = 1,434.84 : x
2. Step 2: Convert to fraction form
   2,165.52/3,249.90 = 1,434.84/x
3. Step 3: Cross multiply
   2,165.52x = 3,249.90 × 1,434.84
4. Step 4: Simplify right side
   2,165.52x = 4,663,086.52
5. Step 5: Solve for x
   x = 4,663,086.52/2,165.52
6. Step 6: Final answer
   x = 2,153.33