Finding the Fourth Proportional to 55,274.91, 76,279.37 and 30,124.41

Step by Step Solution

1. Step 1: Write the proportion equation
   55,274.91 : 76,279.37 = 30,124.41 : x
2. Step 2: Convert to fraction form
   55,274.91/76,279.37 = 30,124.41/x
3. Step 3: Cross multiply
   55,274.91x = 76,279.37 × 30,124.41
4. Step 4: Simplify right side
   55,274.91x = 2,297,870,749.20
5. Step 5: Solve for x
   x = 2,297,870,749.20/55,274.91
6. Step 6: Final answer
   x = 41,571.68