Finding the Fourth Proportional to 22,697.34, 33,996.78 and 10,986

Step by Step Solution

1. Step 1: Write the proportion equation
   22,697.34 : 33,996.78 = 10,986 : x
2. Step 2: Convert to fraction form
   22,697.34/33,996.78 = 10,986/x
3. Step 3: Cross multiply
   22,697.34x = 33,996.78 × 10,986
4. Step 4: Simplify right side
   22,697.34x = 373,488,625.08
5. Step 5: Solve for x
   x = 373,488,625.08/22,697.34
6. Step 6: Final answer
   x = 16,455.17