Finding the Fourth Proportional to 10,446.10, 14,415.57 and 5,730.28

Step by Step Solution

1. Step 1: Write the proportion equation
   10,446.10 : 14,415.57 = 5,730.28 : x
2. Step 2: Convert to fraction form
   10,446.10/14,415.57 = 5,730.28/x
3. Step 3: Cross multiply
   10,446.10x = 14,415.57 × 5,730.28
4. Step 4: Simplify right side
   10,446.10x = 82,605,216.42
5. Step 5: Solve for x
   x = 82,605,216.42/10,446.10
6. Step 6: Final answer
   x = 7,907.76