Finding the Fourth Proportional to 11,757.48, 17,638.83 and 3,438.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,757.48 : 17,638.83 = 3,438.24 : x
2. Step 2: Convert to fraction form
   11,757.48/17,638.83 = 3,438.24/x
3. Step 3: Cross multiply
   11,757.48x = 17,638.83 × 3,438.24
4. Step 4: Simplify right side
   11,757.48x = 60,646,530.86
5. Step 5: Solve for x
   x = 60,646,530.86/11,757.48
6. Step 6: Final answer
   x = 5,158.12