Finding the Fourth Proportional to 10,338.64, 14,267.16 and 5,622.88

Step by Step Solution

1. Step 1: Write the proportion equation
   10,338.64 : 14,267.16 = 5,622.88 : x
2. Step 2: Convert to fraction form
   10,338.64/14,267.16 = 5,622.88/x
3. Step 3: Cross multiply
   10,338.64x = 14,267.16 × 5,622.88
4. Step 4: Simplify right side
   10,338.64x = 80,222,528.62
5. Step 5: Solve for x
   x = 80,222,528.62/10,338.64
6. Step 6: Final answer
   x = 7,759.49