Finding the Fourth Proportional to 11,495.63, 17,238.89 and 3,996.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,495.63 : 17,238.89 = 3,996.96 : x
2. Step 2: Convert to fraction form
   11,495.63/17,238.89 = 3,996.96/x
3. Step 3: Cross multiply
   11,495.63x = 17,238.89 × 3,996.96
4. Step 4: Simplify right side
   11,495.63x = 68,903,099.12
5. Step 5: Solve for x
   x = 68,903,099.12/11,495.63
6. Step 6: Final answer
   x = 5,993.85