Finding the Fourth Proportional to 25,279.98, 37,901.25 and 12,119.82

Step by Step Solution

1. Step 1: Write the proportion equation
   25,279.98 : 37,901.25 = 12,119.82 : x
2. Step 2: Convert to fraction form
   25,279.98/37,901.25 = 12,119.82/x
3. Step 3: Cross multiply
   25,279.98x = 37,901.25 × 12,119.82
4. Step 4: Simplify right side
   25,279.98x = 459,356,327.78
5. Step 5: Solve for x
   x = 459,356,327.78/25,279.98
6. Step 6: Final answer
   x = 18,170.76