Finding the Fourth Proportional to 200,738.13, 277,018.62 and 111,314.13

Step by Step Solution

1. Step 1: Write the proportion equation
   200,738.13 : 277,018.62 = 111,314.13 : x
2. Step 2: Convert to fraction form
   200,738.13/277,018.62 = 111,314.13/x
3. Step 3: Cross multiply
   200,738.13x = 277,018.62 × 111,314.13
4. Step 4: Simplify right side
   200,738.13x = 30,836,086,679.10
5. Step 5: Solve for x
   x = 30,836,086,679.10/200,738.13
6. Step 6: Final answer
   x = 153,613.50