Finding the Fourth Proportional to 7,656.82, 10,563.72 and 5,005.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,656.82 : 10,563.72 = 5,005.78 : x
2. Step 2: Convert to fraction form
   7,656.82/10,563.72 = 5,005.78/x
3. Step 3: Cross multiply
   7,656.82x = 10,563.72 × 5,005.78
4. Step 4: Simplify right side
   7,656.82x = 52,879,658.30
5. Step 5: Solve for x
   x = 52,879,658.30/7,656.82
6. Step 6: Final answer
   x = 6,906.22