Finding the Fourth Proportional to 2,590.43, 3,883.52 and 945.93

Step by Step Solution

1. Step 1: Write the proportion equation
   2,590.43 : 3,883.52 = 945.93 : x
2. Step 2: Convert to fraction form
   2,590.43/3,883.52 = 945.93/x
3. Step 3: Cross multiply
   2,590.43x = 3,883.52 × 945.93
4. Step 4: Simplify right side
   2,590.43x = 3,673,533.34
5. Step 5: Solve for x
   x = 3,673,533.34/2,590.43
6. Step 6: Final answer
   x = 1,418.12