Finding the Fourth Proportional to 199,684.42, 275,565 and 109,041.10

Step by Step Solution

1. Step 1: Write the proportion equation
   199,684.42 : 275,565 = 109,041.10 : x
2. Step 2: Convert to fraction form
   199,684.42/275,565 = 109,041.10/x
3. Step 3: Cross multiply
   199,684.42x = 275,565 × 109,041.10
4. Step 4: Simplify right side
   199,684.42x = 30,047,910,721.50
5. Step 5: Solve for x
   x = 30,047,910,721.50/199,684.42
6. Step 6: Final answer
   x = 150,476.99