Finding the Fourth Proportional to 17,147.31, 25,721.51 and 5,902.53

Step by Step Solution

1. Step 1: Write the proportion equation
   17,147.31 : 25,721.51 = 5,902.53 : x
2. Step 2: Convert to fraction form
   17,147.31/25,721.51 = 5,902.53/x
3. Step 3: Cross multiply
   17,147.31x = 25,721.51 × 5,902.53
4. Step 4: Simplify right side
   17,147.31x = 151,821,954.91
5. Step 5: Solve for x
   x = 151,821,954.91/17,147.31
6. Step 6: Final answer
   x = 8,853.98