Finding the Fourth Proportional to 17,076.56, 25,618.90 and 5,389.88

Step by Step Solution

1. Step 1: Write the proportion equation
   17,076.56 : 25,618.90 = 5,389.88 : x
2. Step 2: Convert to fraction form
   17,076.56/25,618.90 = 5,389.88/x
3. Step 3: Cross multiply
   17,076.56x = 25,618.90 × 5,389.88
4. Step 4: Simplify right side
   17,076.56x = 138,082,796.73
5. Step 5: Solve for x
   x = 138,082,796.73/17,076.56
6. Step 6: Final answer
   x = 8,086.10