Finding the Fourth Proportional to 10,671.45, 14,729.67 and 6,196.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,671.45 : 14,729.67 = 6,196.20 : x
2. Step 2: Convert to fraction form
   10,671.45/14,729.67 = 6,196.20/x
3. Step 3: Cross multiply
   10,671.45x = 14,729.67 × 6,196.20
4. Step 4: Simplify right side
   10,671.45x = 91,267,981.25
5. Step 5: Solve for x
   x = 91,267,981.25/10,671.45
6. Step 6: Final answer
   x = 8,552.54