Finding the Fourth Proportional to 3,827.55, 5,746.59 and 1,979.94

Step by Step Solution

1. Step 1: Write the proportion equation
   3,827.55 : 5,746.59 = 1,979.94 : x
2. Step 2: Convert to fraction form
   3,827.55/5,746.59 = 1,979.94/x
3. Step 3: Cross multiply
   3,827.55x = 5,746.59 × 1,979.94
4. Step 4: Simplify right side
   3,827.55x = 11,377,903.40
5. Step 5: Solve for x
   x = 11,377,903.40/3,827.55
6. Step 6: Final answer
   x = 2,972.63