Finding the Fourth Proportional to 22,196.70, 33,294.96 and 10,518.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,196.70 : 33,294.96 = 10,518.12 : x
2. Step 2: Convert to fraction form
   22,196.70/33,294.96 = 10,518.12/x
3. Step 3: Cross multiply
   22,196.70x = 33,294.96 × 10,518.12
4. Step 4: Simplify right side
   22,196.70x = 350,200,384.68
5. Step 5: Solve for x
   x = 350,200,384.68/22,196.70
6. Step 6: Final answer
   x = 15,777.14