Finding the Fourth Proportional to 49,607.42, 68,451.06 and 28,382.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,607.42 : 68,451.06 = 28,382.72 : x
2. Step 2: Convert to fraction form
   49,607.42/68,451.06 = 28,382.72/x
3. Step 3: Cross multiply
   49,607.42x = 68,451.06 × 28,382.72
4. Step 4: Simplify right side
   49,607.42x = 1,942,827,269.68
5. Step 5: Solve for x
   x = 1,942,827,269.68/49,607.42
6. Step 6: Final answer
   x = 39,164.05