Finding the Fourth Proportional to 276,557.42, 414,896.61 and 89,587.82

Step by Step Solution

1. Step 1: Write the proportion equation
   276,557.42 : 414,896.61 = 89,587.82 : x
2. Step 2: Convert to fraction form
   276,557.42/414,896.61 = 89,587.82/x
3. Step 3: Cross multiply
   276,557.42x = 414,896.61 × 89,587.82
4. Step 4: Simplify right side
   276,557.42x = 37,169,682,815.29
5. Step 5: Solve for x
   x = 37,169,682,815.29/276,557.42
6. Step 6: Final answer
   x = 134,401.32