Finding the Fourth Proportional to 10,455.51, 14,425.09 and 5,976.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,455.51 : 14,425.09 = 5,976.10 : x
2. Step 2: Convert to fraction form
   10,455.51/14,425.09 = 5,976.10/x
3. Step 3: Cross multiply
   10,455.51x = 14,425.09 × 5,976.10
4. Step 4: Simplify right side
   10,455.51x = 86,205,678.34
5. Step 5: Solve for x
   x = 86,205,678.34/10,455.51
6. Step 6: Final answer
   x = 8,245.00