Finding the Fourth Proportional to 2,603.96, 3,905.69 and 1,433.58

Step by Step Solution

1. Step 1: Write the proportion equation
   2,603.96 : 3,905.69 = 1,433.58 : x
2. Step 2: Convert to fraction form
   2,603.96/3,905.69 = 1,433.58/x
3. Step 3: Cross multiply
   2,603.96x = 3,905.69 × 1,433.58
4. Step 4: Simplify right side
   2,603.96x = 5,599,119.07
5. Step 5: Solve for x
   x = 5,599,119.07/2,603.96
6. Step 6: Final answer
   x = 2,150.23