Finding the Fourth Proportional to 10,506.08, 15,744.72 and 10,190.72

Step by Step Solution

1. Step 1: Write the proportion equation
   10,506.08 : 15,744.72 = 10,190.72 : x
2. Step 2: Convert to fraction form
   10,506.08/15,744.72 = 10,190.72/x
3. Step 3: Cross multiply
   10,506.08x = 15,744.72 × 10,190.72
4. Step 4: Simplify right side
   10,506.08x = 160,450,033.00
5. Step 5: Solve for x
   x = 160,450,033.00/10,506.08
6. Step 6: Final answer
   x = 15,272.11