Finding the Fourth Proportional to 22,385.94, 30,892.74 and 12,314.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,385.94 : 30,892.74 = 12,314.12 : x
2. Step 2: Convert to fraction form
   22,385.94/30,892.74 = 12,314.12/x
3. Step 3: Cross multiply
   22,385.94x = 30,892.74 × 12,314.12
4. Step 4: Simplify right side
   22,385.94x = 380,416,928.16
5. Step 5: Solve for x
   x = 380,416,928.16/22,385.94
6. Step 6: Final answer
   x = 16,993.57