Finding the Fourth Proportional to 50,536.32, 69,736.32 and 28,176

Step by Step Solution

1. Step 1: Write the proportion equation
   50,536.32 : 69,736.32 = 28,176 : x
2. Step 2: Convert to fraction form
   50,536.32/69,736.32 = 28,176/x
3. Step 3: Cross multiply
   50,536.32x = 69,736.32 × 28,176
4. Step 4: Simplify right side
   50,536.32x = 1,964,890,552.32
5. Step 5: Solve for x
   x = 1,964,890,552.32/50,536.32
6. Step 6: Final answer
   x = 38,880.76