Finding the Fourth Proportional to 3,789.34, 5,229.12 and 2,110.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,789.34 : 5,229.12 = 2,110.69 : x
2. Step 2: Convert to fraction form
   3,789.34/5,229.12 = 2,110.69/x
3. Step 3: Cross multiply
   3,789.34x = 5,229.12 × 2,110.69
4. Step 4: Simplify right side
   3,789.34x = 11,037,051.29
5. Step 5: Solve for x
   x = 11,037,051.29/3,789.34
6. Step 6: Final answer
   x = 2,912.66