Finding the Fourth Proportional to 17,178.48, 25,770.96 and 5,488.56

Step by Step Solution

1. Step 1: Write the proportion equation
   17,178.48 : 25,770.96 = 5,488.56 : x
2. Step 2: Convert to fraction form
   17,178.48/25,770.96 = 5,488.56/x
3. Step 3: Cross multiply
   17,178.48x = 25,770.96 × 5,488.56
4. Step 4: Simplify right side
   17,178.48x = 141,445,460.22
5. Step 5: Solve for x
   x = 141,445,460.22/17,178.48
6. Step 6: Final answer
   x = 8,233.88