Finding the Fourth Proportional to 17,201.42, 25,802.17 and 4,721.61

Step by Step Solution

1. Step 1: Write the proportion equation
   17,201.42 : 25,802.17 = 4,721.61 : x
2. Step 2: Convert to fraction form
   17,201.42/25,802.17 = 4,721.61/x
3. Step 3: Cross multiply
   17,201.42x = 25,802.17 × 4,721.61
4. Step 4: Simplify right side
   17,201.42x = 121,827,783.89
5. Step 5: Solve for x
   x = 121,827,783.89/17,201.42
6. Step 6: Final answer
   x = 7,082.43