Finding the Fourth Proportional to 10,404.87, 14,358.72 and 5,689.16

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404.87 : 14,358.72 = 5,689.16 : x
2. Step 2: Convert to fraction form
   10,404.87/14,358.72 = 5,689.16/x
3. Step 3: Cross multiply
   10,404.87x = 14,358.72 × 5,689.16
4. Step 4: Simplify right side
   10,404.87x = 81,688,983.68
5. Step 5: Solve for x
   x = 81,688,983.68/10,404.87
6. Step 6: Final answer
   x = 7,851.03