Finding the Fourth Proportional to 10,338.80, 14,267.92 and 5,623.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,338.80 : 14,267.92 = 5,623.42 : x
2. Step 2: Convert to fraction form
   10,338.80/14,267.92 = 5,623.42/x
3. Step 3: Cross multiply
   10,338.80x = 14,267.92 × 5,623.42
4. Step 4: Simplify right side
   10,338.80x = 80,234,506.69
5. Step 5: Solve for x
   x = 80,234,506.69/10,338.80
6. Step 6: Final answer
   x = 7,760.52