Finding the Fourth Proportional to 10,452.47, 15,679.76 and 3,057.06

Step by Step Solution

1. Step 1: Write the proportion equation
   10,452.47 : 15,679.76 = 3,057.06 : x
2. Step 2: Convert to fraction form
   10,452.47/15,679.76 = 3,057.06/x
3. Step 3: Cross multiply
   10,452.47x = 15,679.76 × 3,057.06
4. Step 4: Simplify right side
   10,452.47x = 47,933,951.82
5. Step 5: Solve for x
   x = 47,933,951.82/10,452.47
6. Step 6: Final answer
   x = 4,585.90