Finding the Fourth Proportional to 10,233.60, 14,122.20 and 5,696.12

Step by Step Solution

1. Step 1: Write the proportion equation
   10,233.60 : 14,122.20 = 5,696.12 : x
2. Step 2: Convert to fraction form
   10,233.60/14,122.20 = 5,696.12/x
3. Step 3: Cross multiply
   10,233.60x = 14,122.20 × 5,696.12
4. Step 4: Simplify right side
   10,233.60x = 80,441,745.86
5. Step 5: Solve for x
   x = 80,441,745.86/10,233.60
6. Step 6: Final answer
   x = 7,860.55