Finding the Fourth Proportional to 23,981.35, 33,093.61 and 13,909.15

Step by Step Solution

1. Step 1: Write the proportion equation
   23,981.35 : 33,093.61 = 13,909.15 : x
2. Step 2: Convert to fraction form
   23,981.35/33,093.61 = 13,909.15/x
3. Step 3: Cross multiply
   23,981.35x = 33,093.61 × 13,909.15
4. Step 4: Simplify right side
   23,981.35x = 460,303,985.53
5. Step 5: Solve for x
   x = 460,303,985.53/23,981.35
6. Step 6: Final answer
   x = 19,194.25