Finding the Fourth Proportional to 10,397.81, 14,350.74 and 5,920.94

Step by Step Solution

1. Step 1: Write the proportion equation
   10,397.81 : 14,350.74 = 5,920.94 : x
2. Step 2: Convert to fraction form
   10,397.81/14,350.74 = 5,920.94/x
3. Step 3: Cross multiply
   10,397.81x = 14,350.74 × 5,920.94
4. Step 4: Simplify right side
   10,397.81x = 84,969,870.50
5. Step 5: Solve for x
   x = 84,969,870.50/10,397.81
6. Step 6: Final answer
   x = 8,171.90