Finding the Fourth Proportional to 10,336.86, 14,264.67 and 5,621.10

Step by Step Solution

1. Step 1: Write the proportion equation
   10,336.86 : 14,264.67 = 5,621.10 : x
2. Step 2: Convert to fraction form
   10,336.86/14,264.67 = 5,621.10/x
3. Step 3: Cross multiply
   10,336.86x = 14,264.67 × 5,621.10
4. Step 4: Simplify right side
   10,336.86x = 80,183,136.54
5. Step 5: Solve for x
   x = 80,183,136.54/10,336.86
6. Step 6: Final answer
   x = 7,757.01