Finding the Fourth Proportional to 10,699.69, 14,767.60 and 7,169.04

Step by Step Solution

1. Step 1: Write the proportion equation
   10,699.69 : 14,767.60 = 7,169.04 : x
2. Step 2: Convert to fraction form
   10,699.69/14,767.60 = 7,169.04/x
3. Step 3: Cross multiply
   10,699.69x = 14,767.60 × 7,169.04
4. Step 4: Simplify right side
   10,699.69x = 105,869,441.27
5. Step 5: Solve for x
   x = 105,869,441.27/10,699.69
6. Step 6: Final answer
   x = 9,894.63