Finding the Fourth Proportional to 10,446.48, 14,415.71 and 5,730.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,446.48 : 14,415.71 = 5,730.48 : x
2. Step 2: Convert to fraction form
   10,446.48/14,415.71 = 5,730.48/x
3. Step 3: Cross multiply
   10,446.48x = 14,415.71 × 5,730.48
4. Step 4: Simplify right side
   10,446.48x = 82,608,909.19
5. Step 5: Solve for x
   x = 82,608,909.19/10,446.48
6. Step 6: Final answer
   x = 7,907.82