Finding the Fourth Proportional to 5,789.46, 8,672.56 and 2,665.10

Step by Step Solution

1. Step 1: Write the proportion equation
   5,789.46 : 8,672.56 = 2,665.10 : x
2. Step 2: Convert to fraction form
   5,789.46/8,672.56 = 2,665.10/x
3. Step 3: Cross multiply
   5,789.46x = 8,672.56 × 2,665.10
4. Step 4: Simplify right side
   5,789.46x = 23,113,239.66
5. Step 5: Solve for x
   x = 23,113,239.66/5,789.46
6. Step 6: Final answer
   x = 3,992.30