Finding the Fourth Proportional to 12,741.67, 19,111.82 and 3,975.58

Step by Step Solution

1. Step 1: Write the proportion equation
   12,741.67 : 19,111.82 = 3,975.58 : x
2. Step 2: Convert to fraction form
   12,741.67/19,111.82 = 3,975.58/x
3. Step 3: Cross multiply
   12,741.67x = 19,111.82 × 3,975.58
4. Step 4: Simplify right side
   12,741.67x = 75,980,473.80
5. Step 5: Solve for x
   x = 75,980,473.80/12,741.67
6. Step 6: Final answer
   x = 5,963.15