Finding the Fourth Proportional to 11,748.16, 16,196.78 and 9,333.53

Step by Step Solution

1. Step 1: Write the proportion equation
   11,748.16 : 16,196.78 = 9,333.53 : x
2. Step 2: Convert to fraction form
   11,748.16/16,196.78 = 9,333.53/x
3. Step 3: Cross multiply
   11,748.16x = 16,196.78 × 9,333.53
4. Step 4: Simplify right side
   11,748.16x = 151,173,125.86
5. Step 5: Solve for x
   x = 151,173,125.86/11,748.16
6. Step 6: Final answer
   x = 12,867.82