Finding the Fourth Proportional to 22,424.18, 33,624.59 and 11,900.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,424.18 : 33,624.59 = 11,900.12 : x
2. Step 2: Convert to fraction form
   22,424.18/33,624.59 = 11,900.12/x
3. Step 3: Cross multiply
   22,424.18x = 33,624.59 × 11,900.12
4. Step 4: Simplify right side
   22,424.18x = 400,136,428.33
5. Step 5: Solve for x
   x = 400,136,428.33/22,424.18
6. Step 6: Final answer
   x = 17,843.98