Finding the Fourth Proportional to 119,682.59, 165,163.12 and 65,969.69

Step by Step Solution

1. Step 1: Write the proportion equation
   119,682.59 : 165,163.12 = 65,969.69 : x
2. Step 2: Convert to fraction form
   119,682.59/165,163.12 = 65,969.69/x
3. Step 3: Cross multiply
   119,682.59x = 165,163.12 × 65,969.69
4. Step 4: Simplify right side
   119,682.59x = 10,895,758,835.09
5. Step 5: Solve for x
   x = 10,895,758,835.09/119,682.59
6. Step 6: Final answer
   x = 91,038.80