Finding the Fourth Proportional to 10,297.40, 14,210.46 and 5,581.71

Step by Step Solution

1. Step 1: Write the proportion equation
   10,297.40 : 14,210.46 = 5,581.71 : x
2. Step 2: Convert to fraction form
   10,297.40/14,210.46 = 5,581.71/x
3. Step 3: Cross multiply
   10,297.40x = 14,210.46 × 5,581.71
4. Step 4: Simplify right side
   10,297.40x = 79,318,666.69
5. Step 5: Solve for x
   x = 79,318,666.69/10,297.40
6. Step 6: Final answer
   x = 7,702.79