Finding the Fourth Proportional to 119,674.37, 165,143.21 and 65,959.83

Step by Step Solution

1. Step 1: Write the proportion equation
   119,674.37 : 165,143.21 = 65,959.83 : x
2. Step 2: Convert to fraction form
   119,674.37/165,143.21 = 65,959.83/x
3. Step 3: Cross multiply
   119,674.37x = 165,143.21 × 65,959.83
4. Step 4: Simplify right side
   119,674.37x = 10,892,817,727.46
5. Step 5: Solve for x
   x = 10,892,817,727.46/119,674.37
6. Step 6: Final answer
   x = 91,020.48