Finding the Fourth Proportional to 11,736.52, 16,196.58 and 7,021

Step by Step Solution

1. Step 1: Write the proportion equation
   11,736.52 : 16,196.58 = 7,021 : x
2. Step 2: Convert to fraction form
   11,736.52/16,196.58 = 7,021/x
3. Step 3: Cross multiply
   11,736.52x = 16,196.58 × 7,021
4. Step 4: Simplify right side
   11,736.52x = 113,716,188.18
5. Step 5: Solve for x
   x = 113,716,188.18/11,736.52
6. Step 6: Final answer
   x = 9,689.09