Finding the Fourth Proportional to 3,827.29, 5,740.72 and 1,230.02

Step by Step Solution

1. Step 1: Write the proportion equation
   3,827.29 : 5,740.72 = 1,230.02 : x
2. Step 2: Convert to fraction form
   3,827.29/5,740.72 = 1,230.02/x
3. Step 3: Cross multiply
   3,827.29x = 5,740.72 × 1,230.02
4. Step 4: Simplify right side
   3,827.29x = 7,061,200.41
5. Step 5: Solve for x
   x = 7,061,200.41/3,827.29
6. Step 6: Final answer
   x = 1,844.96