Finding the Fourth Proportional to 2,530.38, 3,796.38 and 886.89

Step by Step Solution

1. Step 1: Write the proportion equation
   2,530.38 : 3,796.38 = 886.89 : x
2. Step 2: Convert to fraction form
   2,530.38/3,796.38 = 886.89/x
3. Step 3: Cross multiply
   2,530.38x = 3,796.38 × 886.89
4. Step 4: Simplify right side
   2,530.38x = 3,366,971.46
5. Step 5: Solve for x
   x = 3,366,971.46/2,530.38
6. Step 6: Final answer
   x = 1,330.62