Finding the Fourth Proportional to 10,367.30, 15,518.55 and 10,043.30

Step by Step Solution

1. Step 1: Write the proportion equation
   10,367.30 : 15,518.55 = 10,043.30 : x
2. Step 2: Convert to fraction form
   10,367.30/15,518.55 = 10,043.30/x
3. Step 3: Cross multiply
   10,367.30x = 15,518.55 × 10,043.30
4. Step 4: Simplify right side
   10,367.30x = 155,857,453.22
5. Step 5: Solve for x
   x = 155,857,453.22/10,367.30
6. Step 6: Final answer
   x = 15,033.56