Finding the Fourth Proportional to 7,959.48, 10,980.81 and 5,126.37

Step by Step Solution

1. Step 1: Write the proportion equation
   7,959.48 : 10,980.81 = 5,126.37 : x
2. Step 2: Convert to fraction form
   7,959.48/10,980.81 = 5,126.37/x
3. Step 3: Cross multiply
   7,959.48x = 10,980.81 × 5,126.37
4. Step 4: Simplify right side
   7,959.48x = 56,291,694.96
5. Step 5: Solve for x
   x = 56,291,694.96/7,959.48
6. Step 6: Final answer
   x = 7,072.28