Finding the Fourth Proportional to 50,087.16, 69,036.30 and 39,983.22

Step by Step Solution

1. Step 1: Write the proportion equation
   50,087.16 : 69,036.30 = 39,983.22 : x
2. Step 2: Convert to fraction form
   50,087.16/69,036.30 = 39,983.22/x
3. Step 3: Cross multiply
   50,087.16x = 69,036.30 × 39,983.22
4. Step 4: Simplify right side
   50,087.16x = 2,760,293,570.89
5. Step 5: Solve for x
   x = 2,760,293,570.89/50,087.16
6. Step 6: Final answer
   x = 55,109.80