Finding the Fourth Proportional to 17,087.90, 25,635.56 and 5,241.71

Step by Step Solution

1. Step 1: Write the proportion equation
   17,087.90 : 25,635.56 = 5,241.71 : x
2. Step 2: Convert to fraction form
   17,087.90/25,635.56 = 5,241.71/x
3. Step 3: Cross multiply
   17,087.90x = 25,635.56 × 5,241.71
4. Step 4: Simplify right side
   17,087.90x = 134,374,145.00
5. Step 5: Solve for x
   x = 134,374,145.00/17,087.90
6. Step 6: Final answer
   x = 7,863.70