Finding the Fourth Proportional to 16,991.03, 25,476.59 and 5,141.27

Step by Step Solution

1. Step 1: Write the proportion equation
   16,991.03 : 25,476.59 = 5,141.27 : x
2. Step 2: Convert to fraction form
   16,991.03/25,476.59 = 5,141.27/x
3. Step 3: Cross multiply
   16,991.03x = 25,476.59 × 5,141.27
4. Step 4: Simplify right side
   16,991.03x = 130,982,104.41
5. Step 5: Solve for x
   x = 130,982,104.41/16,991.03
6. Step 6: Final answer
   x = 7,708.90