Finding the Fourth Proportional to 119,584.89, 165,021.06 and 65,868.75

Step by Step Solution

1. Step 1: Write the proportion equation
   119,584.89 : 165,021.06 = 65,868.75 : x
2. Step 2: Convert to fraction form
   119,584.89/165,021.06 = 65,868.75/x
3. Step 3: Cross multiply
   119,584.89x = 165,021.06 × 65,868.75
4. Step 4: Simplify right side
   119,584.89x = 10,869,730,945.88
5. Step 5: Solve for x
   x = 10,869,730,945.88/119,584.89
6. Step 6: Final answer
   x = 90,895.52