Finding the Fourth Proportional to 2,590.38, 3,886.38 and 1,030.32

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.38 : 3,886.38 = 1,030.32 : x
2. Step 2: Convert to fraction form
   2,590.38/3,886.38 = 1,030.32/x
3. Step 3: Cross multiply
   2,590.38x = 3,886.38 × 1,030.32
4. Step 4: Simplify right side
   2,590.38x = 4,004,215.04
5. Step 5: Solve for x
   x = 4,004,215.04/2,590.38
6. Step 6: Final answer
   x = 1,545.80