Finding the Fourth Proportional to 2,502.52, 3,453.42 and 1,383.40

Step by Step Solution

1. Step 1: Write the proportion equation
   2,502.52 : 3,453.42 = 1,383.40 : x
2. Step 2: Convert to fraction form
   2,502.52/3,453.42 = 1,383.40/x
3. Step 3: Cross multiply
   2,502.52x = 3,453.42 × 1,383.40
4. Step 4: Simplify right side
   2,502.52x = 4,777,461.23
5. Step 5: Solve for x
   x = 4,777,461.23/2,502.52
6. Step 6: Final answer
   x = 1,909.06