Finding the Fourth Proportional to 200,347.83, 276,469.56 and 109,686.42

Step by Step Solution

1. Step 1: Write the proportion equation
   200,347.83 : 276,469.56 = 109,686.42 : x
2. Step 2: Convert to fraction form
   200,347.83/276,469.56 = 109,686.42/x
3. Step 3: Cross multiply
   200,347.83x = 276,469.56 × 109,686.42
4. Step 4: Simplify right side
   200,347.83x = 30,324,956,275.38
5. Step 5: Solve for x
   x = 30,324,956,275.38/200,347.83
6. Step 6: Final answer
   x = 151,361.54