Finding the Fourth Proportional to 49,680.54, 68,558.82 and 28,174.38

Step by Step Solution

1. Step 1: Write the proportion equation
   49,680.54 : 68,558.82 = 28,174.38 : x
2. Step 2: Convert to fraction form
   49,680.54/68,558.82 = 28,174.38/x
3. Step 3: Cross multiply
   49,680.54x = 68,558.82 × 28,174.38
4. Step 4: Simplify right side
   49,680.54x = 1,931,602,247.03
5. Step 5: Solve for x
   x = 1,931,602,247.03/49,680.54
6. Step 6: Final answer
   x = 38,880.46