Finding the Fourth Proportional to 49,389, 68,132.51 and 33,478.44

Step by Step Solution

1. Step 1: Write the proportion equation
   49,389 : 68,132.51 = 33,478.44 : x
2. Step 2: Convert to fraction form
   49,389/68,132.51 = 33,478.44/x
3. Step 3: Cross multiply
   49,389x = 68,132.51 × 33,478.44
4. Step 4: Simplify right side
   49,389x = 2,280,969,980.69
5. Step 5: Solve for x
   x = 2,280,969,980.69/49,389
6. Step 6: Final answer
   x = 46,183.77