Finding the Fourth Proportional to 50,904.24, 76,347.72 and 13,464.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,904.24 : 76,347.72 = 13,464.72 : x
2. Step 2: Convert to fraction form
   50,904.24/76,347.72 = 13,464.72/x
3. Step 3: Cross multiply
   50,904.24x = 76,347.72 × 13,464.72
4. Step 4: Simplify right side
   50,904.24x = 1,028,000,672.44
5. Step 5: Solve for x
   x = 1,028,000,672.44/50,904.24
6. Step 6: Final answer
   x = 20,194.79