Finding the Fourth Proportional to 10,441.56, 15,658.48 and 7,319.98

Step by Step Solution

1. Step 1: Write the proportion equation
   10,441.56 : 15,658.48 = 7,319.98 : x
2. Step 2: Convert to fraction form
   10,441.56/15,658.48 = 7,319.98/x
3. Step 3: Cross multiply
   10,441.56x = 15,658.48 × 7,319.98
4. Step 4: Simplify right side
   10,441.56x = 114,619,760.43
5. Step 5: Solve for x
   x = 114,619,760.43/10,441.56
6. Step 6: Final answer
   x = 10,977.26