Finding the Fourth Proportional to 119,669.48, 165,145.82 and 65,953.73

Step by Step Solution

1. Step 1: Write the proportion equation
   119,669.48 : 165,145.82 = 65,953.73 : x
2. Step 2: Convert to fraction form
   119,669.48/165,145.82 = 65,953.73/x
3. Step 3: Cross multiply
   119,669.48x = 165,145.82 × 65,953.73
4. Step 4: Simplify right side
   119,669.48x = 10,891,981,667.41
5. Step 5: Solve for x
   x = 10,891,981,667.41/119,669.48
6. Step 6: Final answer
   x = 91,017.20