Finding the Fourth Proportional to 22,347.46, 30,839.69 and 12,276.10

Step by Step Solution

1. Step 1: Write the proportion equation
   22,347.46 : 30,839.69 = 12,276.10 : x
2. Step 2: Convert to fraction form
   22,347.46/30,839.69 = 12,276.10/x
3. Step 3: Cross multiply
   22,347.46x = 30,839.69 × 12,276.10
4. Step 4: Simplify right side
   22,347.46x = 378,591,118.41
5. Step 5: Solve for x
   x = 378,591,118.41/22,347.46
6. Step 6: Final answer
   x = 16,941.13