Finding the Fourth Proportional to 72,414.36, 99,827.16 and 50,838.42

Step by Step Solution

1. Step 1: Write the proportion equation
   72,414.36 : 99,827.16 = 50,838.42 : x
2. Step 2: Convert to fraction form
   72,414.36/99,827.16 = 50,838.42/x
3. Step 3: Cross multiply
   72,414.36x = 99,827.16 × 50,838.42
4. Step 4: Simplify right side
   72,414.36x = 5,075,055,087.49
5. Step 5: Solve for x
   x = 5,075,055,087.49/72,414.36
6. Step 6: Final answer
   x = 70,083.55