Finding the Fourth Proportional to 9,696.86, 14,544.82 and 3,122.90

Step by Step Solution

1. Step 1: Write the proportion equation
   9,696.86 : 14,544.82 = 3,122.90 : x
2. Step 2: Convert to fraction form
   9,696.86/14,544.82 = 3,122.90/x
3. Step 3: Cross multiply
   9,696.86x = 14,544.82 × 3,122.90
4. Step 4: Simplify right side
   9,696.86x = 45,422,018.38
5. Step 5: Solve for x
   x = 45,422,018.38/9,696.86
6. Step 6: Final answer
   x = 4,684.20