Finding the Fourth Proportional to 119,391.35, 164,762.61 and 65,676.37

Step by Step Solution

1. Step 1: Write the proportion equation
   119,391.35 : 164,762.61 = 65,676.37 : x
2. Step 2: Convert to fraction form
   119,391.35/164,762.61 = 65,676.37/x
3. Step 3: Cross multiply
   119,391.35x = 164,762.61 × 65,676.37
4. Step 4: Simplify right side
   119,391.35x = 10,821,010,136.53
5. Step 5: Solve for x
   x = 10,821,010,136.53/119,391.35
6. Step 6: Final answer
   x = 90,634.79