Finding the Fourth Proportional to 12,741.44, 19,105.92 and 3,976.32

Step by Step Solution

1. Step 1: Write the proportion equation
   12,741.44 : 19,105.92 = 3,976.32 : x
2. Step 2: Convert to fraction form
   12,741.44/19,105.92 = 3,976.32/x
3. Step 3: Cross multiply
   12,741.44x = 19,105.92 × 3,976.32
4. Step 4: Simplify right side
   12,741.44x = 75,971,251.81
5. Step 5: Solve for x
   x = 75,971,251.81/12,741.44
6. Step 6: Final answer
   x = 5,962.53