Finding the Fourth Proportional to 8,783.24, 12,106.87 and 7,364.12

Step by Step Solution

1. Step 1: Write the proportion equation
   8,783.24 : 12,106.87 = 7,364.12 : x
2. Step 2: Convert to fraction form
   8,783.24/12,106.87 = 7,364.12/x
3. Step 3: Cross multiply
   8,783.24x = 12,106.87 × 7,364.12
4. Step 4: Simplify right side
   8,783.24x = 89,156,364.56
5. Step 5: Solve for x
   x = 89,156,364.56/8,783.24
6. Step 6: Final answer
   x = 10,150.74