Finding the Fourth Proportional to 119,485.67, 164,884.55 and 65,769.57

Step by Step Solution

1. Step 1: Write the proportion equation
   119,485.67 : 164,884.55 = 65,769.57 : x
2. Step 2: Convert to fraction form
   119,485.67/164,884.55 = 65,769.57/x
3. Step 3: Cross multiply
   119,485.67x = 164,884.55 × 65,769.57
4. Step 4: Simplify right side
   119,485.67x = 10,844,385,624.30
5. Step 5: Solve for x
   x = 10,844,385,624.30/119,485.67
6. Step 6: Final answer
   x = 90,758.88