Finding the Fourth Proportional to 200,102.98, 276,131.81 and 109,441.30

Step by Step Solution

1. Step 1: Write the proportion equation
   200,102.98 : 276,131.81 = 109,441.30 : x
2. Step 2: Convert to fraction form
   200,102.98/276,131.81 = 109,441.30/x
3. Step 3: Cross multiply
   200,102.98x = 276,131.81 × 109,441.30
4. Step 4: Simplify right side
   200,102.98x = 30,220,222,329.89
5. Step 5: Solve for x
   x = 30,220,222,329.89/200,102.98
6. Step 6: Final answer
   x = 151,023.35