Finding the Fourth Proportional to 10,404.65, 14,358.47 and 5,689.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404.65 : 14,358.47 = 5,689.04 : x
2. Step 2: Convert to fraction form
   10,404.65/14,358.47 = 5,689.04/x
3. Step 3: Cross multiply
   10,404.65x = 14,358.47 × 5,689.04
4. Step 4: Simplify right side
   10,404.65x = 81,685,809.93
5. Step 5: Solve for x
   x = 81,685,809.93/10,404.65
6. Step 6: Final answer
   x = 7,850.89