Finding the Fourth Proportional to 2,402.08, 3,603.62 and 1,015.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,402.08 : 3,603.62 = 1,015.42 : x
2. Step 2: Convert to fraction form
   2,402.08/3,603.62 = 1,015.42/x
3. Step 3: Cross multiply
   2,402.08x = 3,603.62 × 1,015.42
4. Step 4: Simplify right side
   2,402.08x = 3,659,187.82
5. Step 5: Solve for x
   x = 3,659,187.82/2,402.08
6. Step 6: Final answer
   x = 1,523.34