Finding the Fourth Proportional to 10,907.22, 15,050.16 and 10,353.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,907.22 : 15,050.16 = 10,353.72 : x
2. Step 2: Convert to fraction form
   10,907.22/15,050.16 = 10,353.72/x
3. Step 3: Cross multiply
   10,907.22x = 15,050.16 × 10,353.72
4. Step 4: Simplify right side
   10,907.22x = 155,825,142.60
5. Step 5: Solve for x
   x = 155,825,142.60/10,907.22
6. Step 6: Final answer
   x = 14,286.42