Finding the Fourth Proportional to 17,241.87, 25,838.89 and 7,858.96

Step by Step Solution

1. Step 1: Write the proportion equation
   17,241.87 : 25,838.89 = 7,858.96 : x
2. Step 2: Convert to fraction form
   17,241.87/25,838.89 = 7,858.96/x
3. Step 3: Cross multiply
   17,241.87x = 25,838.89 × 7,858.96
4. Step 4: Simplify right side
   17,241.87x = 203,066,718.71
5. Step 5: Solve for x
   x = 203,066,718.71/17,241.87
6. Step 6: Final answer
   x = 11,777.53