Finding the Fourth Proportional to 49,609.42, 68,453.82 and 28,384.72

Step by Step Solution

1. Step 1: Write the proportion equation
   49,609.42 : 68,453.82 = 28,384.72 : x
2. Step 2: Convert to fraction form
   49,609.42/68,453.82 = 28,384.72/x
3. Step 3: Cross multiply
   49,609.42x = 68,453.82 × 28,384.72
4. Step 4: Simplify right side
   49,609.42x = 1,943,042,513.63
5. Step 5: Solve for x
   x = 1,943,042,513.63/49,609.42
6. Step 6: Final answer
   x = 39,166.81