Finding the Fourth Proportional to 11,431.41, 17,146.56 and 2,997.96

Step by Step Solution

1. Step 1: Write the proportion equation
   11,431.41 : 17,146.56 = 2,997.96 : x
2. Step 2: Convert to fraction form
   11,431.41/17,146.56 = 2,997.96/x
3. Step 3: Cross multiply
   11,431.41x = 17,146.56 × 2,997.96
4. Step 4: Simplify right side
   11,431.41x = 51,404,701.02
5. Step 5: Solve for x
   x = 51,404,701.02/11,431.41
6. Step 6: Final answer
   x = 4,496.79