Finding the Fourth Proportional to 17,396.91, 24,054.98 and 17,115.57

Step by Step Solution

1. Step 1: Write the proportion equation
   17,396.91 : 24,054.98 = 17,115.57 : x
2. Step 2: Convert to fraction form
   17,396.91/24,054.98 = 17,115.57/x
3. Step 3: Cross multiply
   17,396.91x = 24,054.98 × 17,115.57
4. Step 4: Simplify right side
   17,396.91x = 411,714,608.46
5. Step 5: Solve for x
   x = 411,714,608.46/17,396.91
6. Step 6: Final answer
   x = 23,665.96