Finding the Fourth Proportional to 23,978.26, 35,983.59 and 8,396.02

Step by Step Solution

1. Step 1: Write the proportion equation
   23,978.26 : 35,983.59 = 8,396.02 : x
2. Step 2: Convert to fraction form
   23,978.26/35,983.59 = 8,396.02/x
3. Step 3: Cross multiply
   23,978.26x = 35,983.59 × 8,396.02
4. Step 4: Simplify right side
   23,978.26x = 302,118,941.31
5. Step 5: Solve for x
   x = 302,118,941.31/23,978.26
6. Step 6: Final answer
   x = 12,599.70