Finding the Fourth Proportional to 200,329.10, 276,445.61 and 109,683.42

Step by Step Solution

1. Step 1: Write the proportion equation
   200,329.10 : 276,445.61 = 109,683.42 : x
2. Step 2: Convert to fraction form
   200,329.10/276,445.61 = 109,683.42/x
3. Step 3: Cross multiply
   200,329.10x = 276,445.61 × 109,683.42
4. Step 4: Simplify right side
   200,329.10x = 30,321,498,775.01
5. Step 5: Solve for x
   x = 30,321,498,775.01/200,329.10
6. Step 6: Final answer
   x = 151,358.43