Finding the Fourth Proportional to 50,388,680.72, 69,538,584.84 and 28,363,601.36

Step by Step Solution

1. Step 1: Write the proportion equation
   50,388,680.72 : 69,538,584.84 = 28,363,601.36 : x
2. Step 2: Convert to fraction form
   50,388,680.72/69,538,584.84 = 28,363,601.36/x
3. Step 3: Cross multiply
   50,388,680.72x = 69,538,584.84 × 28,363,601.36
4. Step 4: Simplify right side
   50,388,680.72x = 1,972,364,699,540,299.50
5. Step 5: Solve for x
   x = 1,972,364,699,540,299.50/50,388,680.72
6. Step 6: Final answer
   x = 39,143,011.31