Finding the Fourth Proportional to 10,458.87, 14,433.19 and 5,678.83

Step by Step Solution

1. Step 1: Write the proportion equation
   10,458.87 : 14,433.19 = 5,678.83 : x
2. Step 2: Convert to fraction form
   10,458.87/14,433.19 = 5,678.83/x
3. Step 3: Cross multiply
   10,458.87x = 14,433.19 × 5,678.83
4. Step 4: Simplify right side
   10,458.87x = 81,963,632.37
5. Step 5: Solve for x
   x = 81,963,632.37/10,458.87
6. Step 6: Final answer
   x = 7,836.76