Finding the Fourth Proportional to 50,071.44, 69,106.32 and 28,561.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,071.44 : 69,106.32 = 28,561.28 : x
2. Step 2: Convert to fraction form
   50,071.44/69,106.32 = 28,561.28/x
3. Step 3: Cross multiply
   50,071.44x = 69,106.32 × 28,561.28
4. Step 4: Simplify right side
   50,071.44x = 1,973,764,955.29
5. Step 5: Solve for x
   x = 1,973,764,955.29/50,071.44
6. Step 6: Final answer
   x = 39,418.98