Finding the Fourth Proportional to 200,530.42, 276,683.25 and 111,106.42

Step by Step Solution

1. Step 1: Write the proportion equation
   200,530.42 : 276,683.25 = 111,106.42 : x
2. Step 2: Convert to fraction form
   200,530.42/276,683.25 = 111,106.42/x
3. Step 3: Cross multiply
   200,530.42x = 276,683.25 × 111,106.42
4. Step 4: Simplify right side
   200,530.42x = 30,741,285,381.47
5. Step 5: Solve for x
   x = 30,741,285,381.47/200,530.42
6. Step 6: Final answer
   x = 153,299.86