Finding the Fourth Proportional to 199,761.96, 275,668.72 and 109,116.84

Step by Step Solution

1. Step 1: Write the proportion equation
   199,761.96 : 275,668.72 = 109,116.84 : x
2. Step 2: Convert to fraction form
   199,761.96/275,668.72 = 109,116.84/x
3. Step 3: Cross multiply
   199,761.96x = 275,668.72 × 109,116.84
4. Step 4: Simplify right side
   199,761.96x = 30,080,099,613.24
5. Step 5: Solve for x
   x = 30,080,099,613.24/199,761.96
6. Step 6: Final answer
   x = 150,579.72