Finding the Fourth Proportional to 50,140.73, 69,196.13 and 28,633.99

Step by Step Solution

1. Step 1: Write the proportion equation
   50,140.73 : 69,196.13 = 28,633.99 : x
2. Step 2: Convert to fraction form
   50,140.73/69,196.13 = 28,633.99/x
3. Step 3: Cross multiply
   50,140.73x = 69,196.13 × 28,633.99
4. Step 4: Simplify right side
   50,140.73x = 1,981,361,294.46
5. Step 5: Solve for x
   x = 1,981,361,294.46/50,140.73
6. Step 6: Final answer
   x = 39,516.00