Finding the Fourth Proportional to 17,443.56, 26,129.22 and 8,532.06

Step by Step Solution

1. Step 1: Write the proportion equation
   17,443.56 : 26,129.22 = 8,532.06 : x
2. Step 2: Convert to fraction form
   17,443.56/26,129.22 = 8,532.06/x
3. Step 3: Cross multiply
   17,443.56x = 26,129.22 × 8,532.06
4. Step 4: Simplify right side
   17,443.56x = 222,936,072.79
5. Step 5: Solve for x
   x = 222,936,072.79/17,443.56
6. Step 6: Final answer
   x = 12,780.42