Finding the Fourth Proportional to 13,590.37, 18,754.74 and 7,924.69

Step by Step Solution

1. Step 1: Write the proportion equation
   13,590.37 : 18,754.74 = 7,924.69 : x
2. Step 2: Convert to fraction form
   13,590.37/18,754.74 = 7,924.69/x
3. Step 3: Cross multiply
   13,590.37x = 18,754.74 × 7,924.69
4. Step 4: Simplify right side
   13,590.37x = 148,625,500.53
5. Step 5: Solve for x
   x = 148,625,500.53/13,590.37
6. Step 6: Final answer
   x = 10,936.09