Finding the Fourth Proportional to 23,980.51, 35,981.15 and 12,874.24

Step by Step Solution

1. Step 1: Write the proportion equation
   23,980.51 : 35,981.15 = 12,874.24 : x
2. Step 2: Convert to fraction form
   23,980.51/35,981.15 = 12,874.24/x
3. Step 3: Cross multiply
   23,980.51x = 35,981.15 × 12,874.24
4. Step 4: Simplify right side
   23,980.51x = 463,229,960.58
5. Step 5: Solve for x
   x = 463,229,960.58/23,980.51
6. Step 6: Final answer
   x = 19,316.94