Finding the Fourth Proportional to 9,012.82, 12,434.06 and 5,989.39

Step by Step Solution

1. Step 1: Write the proportion equation
   9,012.82 : 12,434.06 = 5,989.39 : x
2. Step 2: Convert to fraction form
   9,012.82/12,434.06 = 5,989.39/x
3. Step 3: Cross multiply
   9,012.82x = 12,434.06 × 5,989.39
4. Step 4: Simplify right side
   9,012.82x = 74,472,454.76
5. Step 5: Solve for x
   x = 74,472,454.76/9,012.82
6. Step 6: Final answer
   x = 8,262.95