Finding the Fourth Proportional to 50,754, 70,071.24 and 33,120.72

Step by Step Solution

1. Step 1: Write the proportion equation
   50,754 : 70,071.24 = 33,120.72 : x
2. Step 2: Convert to fraction form
   50,754/70,071.24 = 33,120.72/x
3. Step 3: Cross multiply
   50,754x = 70,071.24 × 33,120.72
4. Step 4: Simplify right side
   50,754x = 2,320,809,920.09
5. Step 5: Solve for x
   x = 2,320,809,920.09/50,754
6. Step 6: Final answer
   x = 45,726.64