Finding the Fourth Proportional to 2,344.78, 3,518.16 and 883.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,344.78 : 3,518.16 = 883.72 : x
2. Step 2: Convert to fraction form
   2,344.78/3,518.16 = 883.72/x
3. Step 3: Cross multiply
   2,344.78x = 3,518.16 × 883.72
4. Step 4: Simplify right side
   2,344.78x = 3,109,068.36
5. Step 5: Solve for x
   x = 3,109,068.36/2,344.78
6. Step 6: Final answer
   x = 1,325.95