Finding the Fourth Proportional to 8,137.46, 12,196.74 and 5,363.48

Step by Step Solution

1. Step 1: Write the proportion equation
   8,137.46 : 12,196.74 = 5,363.48 : x
2. Step 2: Convert to fraction form
   8,137.46/12,196.74 = 5,363.48/x
3. Step 3: Cross multiply
   8,137.46x = 12,196.74 × 5,363.48
4. Step 4: Simplify right side
   8,137.46x = 65,416,971.06
5. Step 5: Solve for x
   x = 65,416,971.06/8,137.46
6. Step 6: Final answer
   x = 8,038.99