Finding the Fourth Proportional to 2,502.95, 3,453.81 and 1,383.83

Step by Step Solution

1. Step 1: Write the proportion equation
   2,502.95 : 3,453.81 = 1,383.83 : x
2. Step 2: Convert to fraction form
   2,502.95/3,453.81 = 1,383.83/x
3. Step 3: Cross multiply
   2,502.95x = 3,453.81 × 1,383.83
4. Step 4: Simplify right side
   2,502.95x = 4,779,485.89
5. Step 5: Solve for x
   x = 4,779,485.89/2,502.95
6. Step 6: Final answer
   x = 1,909.54