Finding the Fourth Proportional to 3,832.83, 5,289.72 and 2,154.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,832.83 : 5,289.72 = 2,154.69 : x
2. Step 2: Convert to fraction form
   3,832.83/5,289.72 = 2,154.69/x
3. Step 3: Cross multiply
   3,832.83x = 5,289.72 × 2,154.69
4. Step 4: Simplify right side
   3,832.83x = 11,397,706.79
5. Step 5: Solve for x
   x = 11,397,706.79/3,832.83
6. Step 6: Final answer
   x = 2,973.71