Finding the Fourth Proportional to 49,629.78, 68,492.16 and 28,408.56

Step by Step Solution

1. Step 1: Write the proportion equation
   49,629.78 : 68,492.16 = 28,408.56 : x
2. Step 2: Convert to fraction form
   49,629.78/68,492.16 = 28,408.56/x
3. Step 3: Cross multiply
   49,629.78x = 68,492.16 × 28,408.56
4. Step 4: Simplify right side
   49,629.78x = 1,945,763,636.89
5. Step 5: Solve for x
   x = 1,945,763,636.89/49,629.78
6. Step 6: Final answer
   x = 39,205.57