Finding the Fourth Proportional to 10,441.56, 14,409.54 and 5,725.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,441.56 : 14,409.54 = 5,725.80 : x
2. Step 2: Convert to fraction form
   10,441.56/14,409.54 = 5,725.80/x
3. Step 3: Cross multiply
   10,441.56x = 14,409.54 × 5,725.80
4. Step 4: Simplify right side
   10,441.56x = 82,506,144.13
5. Step 5: Solve for x
   x = 82,506,144.13/10,441.56
6. Step 6: Final answer
   x = 7,901.71