Finding the Fourth Proportional to 17,072.25, 25,612.19 and 5,227.69

Step by Step Solution

1. Step 1: Write the proportion equation
   17,072.25 : 25,612.19 = 5,227.69 : x
2. Step 2: Convert to fraction form
   17,072.25/25,612.19 = 5,227.69/x
3. Step 3: Cross multiply
   17,072.25x = 25,612.19 × 5,227.69
4. Step 4: Simplify right side
   17,072.25x = 133,892,499.37
5. Step 5: Solve for x
   x = 133,892,499.37/17,072.25
6. Step 6: Final answer
   x = 7,842.70