Finding the Fourth Proportional to 12,757.48, 19,136.24 and 3,397.52

Step by Step Solution

1. Step 1: Write the proportion equation
   12,757.48 : 19,136.24 = 3,397.52 : x
2. Step 2: Convert to fraction form
   12,757.48/19,136.24 = 3,397.52/x
3. Step 3: Cross multiply
   12,757.48x = 19,136.24 × 3,397.52
4. Step 4: Simplify right side
   12,757.48x = 65,015,758.12
5. Step 5: Solve for x
   x = 65,015,758.12/12,757.48
6. Step 6: Final answer
   x = 5,096.29