Finding the Fourth Proportional to 22,049.48, 30,427.42 and 12,617.84

Step by Step Solution

1. Step 1: Write the proportion equation
   22,049.48 : 30,427.42 = 12,617.84 : x
2. Step 2: Convert to fraction form
   22,049.48/30,427.42 = 12,617.84/x
3. Step 3: Cross multiply
   22,049.48x = 30,427.42 × 12,617.84
4. Step 4: Simplify right side
   22,049.48x = 383,928,317.17
5. Step 5: Solve for x
   x = 383,928,317.17/22,049.48
6. Step 6: Final answer
   x = 17,412.13