Finding the Fourth Proportional to 11,868.69, 16,363.90 and 7,612.24

Step by Step Solution

1. Step 1: Write the proportion equation
   11,868.69 : 16,363.90 = 7,612.24 : x
2. Step 2: Convert to fraction form
   11,868.69/16,363.90 = 7,612.24/x
3. Step 3: Cross multiply
   11,868.69x = 16,363.90 × 7,612.24
4. Step 4: Simplify right side
   11,868.69x = 124,565,814.26
5. Step 5: Solve for x
   x = 124,565,814.26/11,868.69
6. Step 6: Final answer
   x = 10,495.33