Finding the Fourth Proportional to 9,755.78, 14,633.69 and 5,622.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,755.78 : 14,633.69 = 5,622.80 : x
2. Step 2: Convert to fraction form
   9,755.78/14,633.69 = 5,622.80/x
3. Step 3: Cross multiply
   9,755.78x = 14,633.69 × 5,622.80
4. Step 4: Simplify right side
   9,755.78x = 82,282,210.85
5. Step 5: Solve for x
   x = 82,282,210.85/9,755.78
6. Step 6: Final answer
   x = 8,434.21