Finding the Fourth Proportional to 47,227.37, 70,848.72 and 13,950.78

Step by Step Solution

1. Step 1: Write the proportion equation
   47,227.37 : 70,848.72 = 13,950.78 : x
2. Step 2: Convert to fraction form
   47,227.37/70,848.72 = 13,950.78/x
3. Step 3: Cross multiply
   47,227.37x = 70,848.72 × 13,950.78
4. Step 4: Simplify right side
   47,227.37x = 988,394,906.00
5. Step 5: Solve for x
   x = 988,394,906.00/47,227.37
6. Step 6: Final answer
   x = 20,928.44