Finding the Fourth Proportional to 200,013.63, 276,018.78 and 109,369.67

Step by Step Solution

1. Step 1: Write the proportion equation
   200,013.63 : 276,018.78 = 109,369.67 : x
2. Step 2: Convert to fraction form
   200,013.63/276,018.78 = 109,369.67/x
3. Step 3: Cross multiply
   200,013.63x = 276,018.78 × 109,369.67
4. Step 4: Simplify right side
   200,013.63x = 30,188,081,502.31
5. Step 5: Solve for x
   x = 30,188,081,502.31/200,013.63
6. Step 6: Final answer
   x = 150,930.12