Finding the Fourth Proportional to 50,896.32, 70,233.12 and 28,536

Step by Step Solution

1. Step 1: Write the proportion equation
   50,896.32 : 70,233.12 = 28,536 : x
2. Step 2: Convert to fraction form
   50,896.32/70,233.12 = 28,536/x
3. Step 3: Cross multiply
   50,896.32x = 70,233.12 × 28,536
4. Step 4: Simplify right side
   50,896.32x = 2,004,172,312.32
5. Step 5: Solve for x
   x = 2,004,172,312.32/50,896.32
6. Step 6: Final answer
   x = 39,377.55