Finding the Fourth Proportional to 5,183.89, 7,153.96 and 2,946.15

Step by Step Solution

1. Step 1: Write the proportion equation
   5,183.89 : 7,153.96 = 2,946.15 : x
2. Step 2: Convert to fraction form
   5,183.89/7,153.96 = 2,946.15/x
3. Step 3: Cross multiply
   5,183.89x = 7,153.96 × 2,946.15
4. Step 4: Simplify right side
   5,183.89x = 21,076,639.25
5. Step 5: Solve for x
   x = 21,076,639.25/5,183.89
6. Step 6: Final answer
   x = 4,065.80