Finding the Fourth Proportional to 7,923.69, 10,949.15 and 7,539.39

Step by Step Solution

1. Step 1: Write the proportion equation
   7,923.69 : 10,949.15 = 7,539.39 : x
2. Step 2: Convert to fraction form
   7,923.69/10,949.15 = 7,539.39/x
3. Step 3: Cross multiply
   7,923.69x = 10,949.15 × 7,539.39
4. Step 4: Simplify right side
   7,923.69x = 82,549,912.02
5. Step 5: Solve for x
   x = 82,549,912.02/7,923.69
6. Step 6: Final answer
   x = 10,418.11