Finding the Fourth Proportional to 17,008.35, 25,506.45 and 5,915.40

Step by Step Solution

1. Step 1: Write the proportion equation
   17,008.35 : 25,506.45 = 5,915.40 : x
2. Step 2: Convert to fraction form
   17,008.35/25,506.45 = 5,915.40/x
3. Step 3: Cross multiply
   17,008.35x = 25,506.45 × 5,915.40
4. Step 4: Simplify right side
   17,008.35x = 150,880,854.33
5. Step 5: Solve for x
   x = 150,880,854.33/17,008.35
6. Step 6: Final answer
   x = 8,870.99