Finding the Fourth Proportional to 55,443.92, 76,540.24 and 34,234.88

Step by Step Solution

1. Step 1: Write the proportion equation
   55,443.92 : 76,540.24 = 34,234.88 : x
2. Step 2: Convert to fraction form
   55,443.92/76,540.24 = 34,234.88/x
3. Step 3: Cross multiply
   55,443.92x = 76,540.24 × 34,234.88
4. Step 4: Simplify right side
   55,443.92x = 2,620,345,931.57
5. Step 5: Solve for x
   x = 2,620,345,931.57/55,443.92
6. Step 6: Final answer
   x = 47,261.20