Finding the Fourth Proportional to 50,437, 69,603.06 and 28,086.28

Step by Step Solution

1. Step 1: Write the proportion equation
   50,437 : 69,603.06 = 28,086.28 : x
2. Step 2: Convert to fraction form
   50,437/69,603.06 = 28,086.28/x
3. Step 3: Cross multiply
   50,437x = 69,603.06 × 28,086.28
4. Step 4: Simplify right side
   50,437x = 1,954,891,032.02
5. Step 5: Solve for x
   x = 1,954,891,032.02/50,437
6. Step 6: Final answer
   x = 38,759.07