Finding the Fourth Proportional to 3,915.56, 5,874.24 and 1,283.18

Step by Step Solution

1. Step 1: Write the proportion equation
   3,915.56 : 5,874.24 = 1,283.18 : x
2. Step 2: Convert to fraction form
   3,915.56/5,874.24 = 1,283.18/x
3. Step 3: Cross multiply
   3,915.56x = 5,874.24 × 1,283.18
4. Step 4: Simplify right side
   3,915.56x = 7,537,707.28
5. Step 5: Solve for x
   x = 7,537,707.28/3,915.56
6. Step 6: Final answer
   x = 1,925.06