Finding the Fourth Proportional to 7,789.62, 10,745.55 and 5,268.36

Step by Step Solution

1. Step 1: Write the proportion equation
   7,789.62 : 10,745.55 = 5,268.36 : x
2. Step 2: Convert to fraction form
   7,789.62/10,745.55 = 5,268.36/x
3. Step 3: Cross multiply
   7,789.62x = 10,745.55 × 5,268.36
4. Step 4: Simplify right side
   7,789.62x = 56,611,425.80
5. Step 5: Solve for x
   x = 56,611,425.80/7,789.62
6. Step 6: Final answer
   x = 7,267.55