Finding the Fourth Proportional to 10,338.16, 14,266.72 and 5,622.48

Step by Step Solution

1. Step 1: Write the proportion equation
   10,338.16 : 14,266.72 = 5,622.48 : x
2. Step 2: Convert to fraction form
   10,338.16/14,266.72 = 5,622.48/x
3. Step 3: Cross multiply
   10,338.16x = 14,266.72 × 5,622.48
4. Step 4: Simplify right side
   10,338.16x = 80,214,347.87
5. Step 5: Solve for x
   x = 80,214,347.87/10,338.16
6. Step 6: Final answer
   x = 7,759.05