Finding the Fourth Proportional to 8,724.96, 12,038.76 and 7,396.56

Step by Step Solution

1. Step 1: Write the proportion equation
   8,724.96 : 12,038.76 = 7,396.56 : x
2. Step 2: Convert to fraction form
   8,724.96/12,038.76 = 7,396.56/x
3. Step 3: Cross multiply
   8,724.96x = 12,038.76 × 7,396.56
4. Step 4: Simplify right side
   8,724.96x = 89,045,410.67
5. Step 5: Solve for x
   x = 89,045,410.67/8,724.96
6. Step 6: Final answer
   x = 10,205.82