Finding the Fourth Proportional to 12,741.42, 19,114.38 and 3,974.16

Step by Step Solution

1. Step 1: Write the proportion equation
   12,741.42 : 19,114.38 = 3,974.16 : x
2. Step 2: Convert to fraction form
   12,741.42/19,114.38 = 3,974.16/x
3. Step 3: Cross multiply
   12,741.42x = 19,114.38 × 3,974.16
4. Step 4: Simplify right side
   12,741.42x = 75,963,604.42
5. Step 5: Solve for x
   x = 75,963,604.42/12,741.42
6. Step 6: Final answer
   x = 5,961.94