Finding the Fourth Proportional to 12,114.30, 16,716.24 and 7,074.86

Step by Step Solution

1. Step 1: Write the proportion equation
   12,114.30 : 16,716.24 = 7,074.86 : x
2. Step 2: Convert to fraction form
   12,114.30/16,716.24 = 7,074.86/x
3. Step 3: Cross multiply
   12,114.30x = 16,716.24 × 7,074.86
4. Step 4: Simplify right side
   12,114.30x = 118,265,057.73
5. Step 5: Solve for x
   x = 118,265,057.73/12,114.30
6. Step 6: Final answer
   x = 9,762.43