Finding the Fourth Proportional to 3,789.24, 5,680.63 and 1,813.74

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.24 : 5,680.63 = 1,813.74 : x
2. Step 2: Convert to fraction form
   3,789.24/5,680.63 = 1,813.74/x
3. Step 3: Cross multiply
   3,789.24x = 5,680.63 × 1,813.74
4. Step 4: Simplify right side
   3,789.24x = 10,303,185.86
5. Step 5: Solve for x
   x = 10,303,185.86/3,789.24
6. Step 6: Final answer
   x = 2,719.06