Finding the Fourth Proportional to 8,162.33, 12,257.85 and 8,045.46

Step by Step Solution

1. Step 1: Write the proportion equation
   8,162.33 : 12,257.85 = 8,045.46 : x
2. Step 2: Convert to fraction form
   8,162.33/12,257.85 = 8,045.46/x
3. Step 3: Cross multiply
   8,162.33x = 12,257.85 × 8,045.46
4. Step 4: Simplify right side
   8,162.33x = 98,620,026.78
5. Step 5: Solve for x
   x = 98,620,026.78/8,162.33
6. Step 6: Final answer
   x = 12,082.34