Finding the Fourth Proportional to 10,404.76, 14,358.60 and 5,689.02

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404.76 : 14,358.60 = 5,689.02 : x
2. Step 2: Convert to fraction form
   10,404.76/14,358.60 = 5,689.02/x
3. Step 3: Cross multiply
   10,404.76x = 14,358.60 × 5,689.02
4. Step 4: Simplify right side
   10,404.76x = 81,686,362.57
5. Step 5: Solve for x
   x = 81,686,362.57/10,404.76
6. Step 6: Final answer
   x = 7,850.86