Finding the Fourth Proportional to 17,003.47, 25,501.16 and 7,142.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,003.47 : 25,501.16 = 7,142.94 : x
2. Step 2: Convert to fraction form
   17,003.47/25,501.16 = 7,142.94/x
3. Step 3: Cross multiply
   17,003.47x = 25,501.16 × 7,142.94
4. Step 4: Simplify right side
   17,003.47x = 182,153,220.10
5. Step 5: Solve for x
   x = 182,153,220.10/17,003.47
6. Step 6: Final answer
   x = 10,712.71