Finding the Fourth Proportional to 22,056.41, 30,427.56 and 12,619.50

Step by Step Solution

1. Step 1: Write the proportion equation
   22,056.41 : 30,427.56 = 12,619.50 : x
2. Step 2: Convert to fraction form
   22,056.41/30,427.56 = 12,619.50/x
3. Step 3: Cross multiply
   22,056.41x = 30,427.56 × 12,619.50
4. Step 4: Simplify right side
   22,056.41x = 383,980,593.42
5. Step 5: Solve for x
   x = 383,980,593.42/22,056.41
6. Step 6: Final answer
   x = 17,409.03