Finding the Fourth Proportional to 200,025.69, 276,031.29 and 109,380.63

Step by Step Solution

1. Step 1: Write the proportion equation
   200,025.69 : 276,031.29 = 109,380.63 : x
2. Step 2: Convert to fraction form
   200,025.69/276,031.29 = 109,380.63/x
3. Step 3: Cross multiply
   200,025.69x = 276,031.29 × 109,380.63
4. Step 4: Simplify right side
   200,025.69x = 30,192,476,399.91
5. Step 5: Solve for x
   x = 30,192,476,399.91/200,025.69
6. Step 6: Final answer
   x = 150,942.99