Finding the Fourth Proportional to 10,505.09, 14,496.84 and 5,725.08

Step by Step Solution

1. Step 1: Write the proportion equation
   10,505.09 : 14,496.84 = 5,725.08 : x
2. Step 2: Convert to fraction form
   10,505.09/14,496.84 = 5,725.08/x
3. Step 3: Cross multiply
   10,505.09x = 14,496.84 × 5,725.08
4. Step 4: Simplify right side
   10,505.09x = 82,995,532.51
5. Step 5: Solve for x
   x = 82,995,532.51/10,505.09
6. Step 6: Final answer
   x = 7,900.50