Finding the Fourth Proportional to 3,095.15, 4,642.82 and 903.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,095.15 : 4,642.82 = 903.69 : x
2. Step 2: Convert to fraction form
   3,095.15/4,642.82 = 903.69/x
3. Step 3: Cross multiply
   3,095.15x = 4,642.82 × 903.69
4. Step 4: Simplify right side
   3,095.15x = 4,195,665.49
5. Step 5: Solve for x
   x = 4,195,665.49/3,095.15
6. Step 6: Final answer
   x = 1,355.56