Finding the Fourth Proportional to 10,456.42, 15,680.97 and 3,060.73

Step by Step Solution

1. Step 1: Write the proportion equation
   10,456.42 : 15,680.97 = 3,060.73 : x
2. Step 2: Convert to fraction form
   10,456.42/15,680.97 = 3,060.73/x
3. Step 3: Cross multiply
   10,456.42x = 15,680.97 × 3,060.73
4. Step 4: Simplify right side
   10,456.42x = 47,995,215.31
5. Step 5: Solve for x
   x = 47,995,215.31/10,456.42
6. Step 6: Final answer
   x = 4,590.02