Finding the Fourth Proportional to 13,974.37, 19,279.91 and 7,923.96

Step by Step Solution

1. Step 1: Write the proportion equation
   13,974.37 : 19,279.91 = 7,923.96 : x
2. Step 2: Convert to fraction form
   13,974.37/19,279.91 = 7,923.96/x
3. Step 3: Cross multiply
   13,974.37x = 19,279.91 × 7,923.96
4. Step 4: Simplify right side
   13,974.37x = 152,773,255.45
5. Step 5: Solve for x
   x = 152,773,255.45/13,974.37
6. Step 6: Final answer
   x = 10,932.39