Finding the Fourth Proportional to 8,334.33, 12,411.95 and 7,974.50

Step by Step Solution

1. Step 1: Write the proportion equation
   8,334.33 : 12,411.95 = 7,974.50 : x
2. Step 2: Convert to fraction form
   8,334.33/12,411.95 = 7,974.50/x
3. Step 3: Cross multiply
   8,334.33x = 12,411.95 × 7,974.50
4. Step 4: Simplify right side
   8,334.33x = 98,978,993.34
5. Step 5: Solve for x
   x = 98,978,993.34/8,334.33
6. Step 6: Final answer
   x = 11,876.06