Finding the Fourth Proportional to 11,738.72, 16,199.83 and 6,433.49

Step by Step Solution

1. Step 1: Write the proportion equation
   11,738.72 : 16,199.83 = 6,433.49 : x
2. Step 2: Convert to fraction form
   11,738.72/16,199.83 = 6,433.49/x
3. Step 3: Cross multiply
   11,738.72x = 16,199.83 × 6,433.49
4. Step 4: Simplify right side
   11,738.72x = 104,221,492.85
5. Step 5: Solve for x
   x = 104,221,492.85/11,738.72
6. Step 6: Final answer
   x = 8,878.44