Finding the Fourth Proportional to 17,136.32, 25,702.24 and 5,449.60

Step by Step Solution

1. Step 1: Write the proportion equation
   17,136.32 : 25,702.24 = 5,449.60 : x
2. Step 2: Convert to fraction form
   17,136.32/25,702.24 = 5,449.60/x
3. Step 3: Cross multiply
   17,136.32x = 25,702.24 × 5,449.60
4. Step 4: Simplify right side
   17,136.32x = 140,066,927.10
5. Step 5: Solve for x
   x = 140,066,927.10/17,136.32
6. Step 6: Final answer
   x = 8,173.69