Finding the Fourth Proportional to 200,587.58, 276,808.38 and 108,704.89

Step by Step Solution

1. Step 1: Write the proportion equation
   200,587.58 : 276,808.38 = 108,704.89 : x
2. Step 2: Convert to fraction form
   200,587.58/276,808.38 = 108,704.89/x
3. Step 3: Cross multiply
   200,587.58x = 276,808.38 × 108,704.89
4. Step 4: Simplify right side
   200,587.58x = 30,090,424,498.98
5. Step 5: Solve for x
   x = 30,090,424,498.98/200,587.58
6. Step 6: Final answer
   x = 150,011.40