Finding the Fourth Proportional to 200,613, 276,845.94 and 111,189

Step by Step Solution

1. Step 1: Write the proportion equation
   200,613 : 276,845.94 = 111,189 : x
2. Step 2: Convert to fraction form
   200,613/276,845.94 = 111,189/x
3. Step 3: Cross multiply
   200,613x = 276,845.94 × 111,189
4. Step 4: Simplify right side
   200,613x = 30,782,223,222.66
5. Step 5: Solve for x
   x = 30,782,223,222.66/200,613
6. Step 6: Final answer
   x = 153,440.82