Finding the Fourth Proportional to 11,738.55, 16,199.82 and 6,433.59

Step by Step Solution

1. Step 1: Write the proportion equation
   11,738.55 : 16,199.82 = 6,433.59 : x
2. Step 2: Convert to fraction form
   11,738.55/16,199.82 = 6,433.59/x
3. Step 3: Cross multiply
   11,738.55x = 16,199.82 × 6,433.59
4. Step 4: Simplify right side
   11,738.55x = 104,222,999.95
5. Step 5: Solve for x
   x = 104,222,999.95/11,738.55
6. Step 6: Final answer
   x = 8,878.69