Finding the Fourth Proportional to 22,103.30, 30,503.58 and 12,671.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,103.30 : 30,503.58 = 12,671.84 : x
2. Step 2: Convert to fraction form
   22,103.30/30,503.58 = 12,671.84/x
3. Step 3: Cross multiply
   22,103.30x = 30,503.58 × 12,671.84
4. Step 4: Simplify right side
   22,103.30x = 386,536,485.19
5. Step 5: Solve for x
   x = 386,536,485.19/22,103.30
6. Step 6: Final answer
   x = 17,487.73