Finding the Fourth Proportional to 10,386.33, 14,341.29 and 8,363.31

Step by Step Solution

1. Step 1: Write the proportion equation
   10,386.33 : 14,341.29 = 8,363.31 : x
2. Step 2: Convert to fraction form
   10,386.33/14,341.29 = 8,363.31/x
3. Step 3: Cross multiply
   10,386.33x = 14,341.29 × 8,363.31
4. Step 4: Simplify right side
   10,386.33x = 119,940,654.07
5. Step 5: Solve for x
   x = 119,940,654.07/10,386.33
6. Step 6: Final answer
   x = 11,547.93