Finding the Fourth Proportional to 2,345.43, 3,518.63 and 884.59

Step by Step Solution

1. Step 1: Write the proportion equation
   2,345.43 : 3,518.63 = 884.59 : x
2. Step 2: Convert to fraction form
   2,345.43/3,518.63 = 884.59/x
3. Step 3: Cross multiply
   2,345.43x = 3,518.63 × 884.59
4. Step 4: Simplify right side
   2,345.43x = 3,112,544.91
5. Step 5: Solve for x
   x = 3,112,544.91/2,345.43
6. Step 6: Final answer
   x = 1,327.07