Finding the Fourth Proportional to 7,774.25, 10,738.37 and 5,426.87

Step by Step Solution

1. Step 1: Write the proportion equation
   7,774.25 : 10,738.37 = 5,426.87 : x
2. Step 2: Convert to fraction form
   7,774.25/10,738.37 = 5,426.87/x
3. Step 3: Cross multiply
   7,774.25x = 10,738.37 × 5,426.87
4. Step 4: Simplify right side
   7,774.25x = 58,275,697.88
5. Step 5: Solve for x
   x = 58,275,697.88/7,774.25
6. Step 6: Final answer
   x = 7,495.99