Finding the Fourth Proportional to 119,558.70, 164,990.72 and 65,843.82

Step by Step Solution

1. Step 1: Write the proportion equation
   119,558.70 : 164,990.72 = 65,843.82 : x
2. Step 2: Convert to fraction form
   119,558.70/164,990.72 = 65,843.82/x
3. Step 3: Cross multiply
   119,558.70x = 164,990.72 × 65,843.82
4. Step 4: Simplify right side
   119,558.70x = 10,863,619,433.96
5. Step 5: Solve for x
   x = 10,863,619,433.96/119,558.70
6. Step 6: Final answer
   x = 90,864.32