Finding the Fourth Proportional to 10,628.86, 14,668.41 and 5,913.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,628.86 : 14,668.41 = 5,913.04 : x
2. Step 2: Convert to fraction form
   10,628.86/14,668.41 = 5,913.04/x
3. Step 3: Cross multiply
   10,628.86x = 14,668.41 × 5,913.04
4. Step 4: Simplify right side
   10,628.86x = 86,734,895.07
5. Step 5: Solve for x
   x = 86,734,895.07/10,628.86
6. Step 6: Final answer
   x = 8,160.32