Finding the Fourth Proportional to 10,404.48, 14,358.24 and 5,688.76

Step by Step Solution

1. Step 1: Write the proportion equation
   10,404.48 : 14,358.24 = 5,688.76 : x
2. Step 2: Convert to fraction form
   10,404.48/14,358.24 = 5,688.76/x
3. Step 3: Cross multiply
   10,404.48x = 14,358.24 × 5,688.76
4. Step 4: Simplify right side
   10,404.48x = 81,680,581.38
5. Step 5: Solve for x
   x = 81,680,581.38/10,404.48
6. Step 6: Final answer
   x = 7,850.52