Finding the Fourth Proportional to 10,338.02, 14,266.32 and 5,622.20

Step by Step Solution

1. Step 1: Write the proportion equation
   10,338.02 : 14,266.32 = 5,622.20 : x
2. Step 2: Convert to fraction form
   10,338.02/14,266.32 = 5,622.20/x
3. Step 3: Cross multiply
   10,338.02x = 14,266.32 × 5,622.20
4. Step 4: Simplify right side
   10,338.02x = 80,208,104.30
5. Step 5: Solve for x
   x = 80,208,104.30/10,338.02
6. Step 6: Final answer
   x = 7,758.56