Finding the Fourth Proportional to 120,183.05, 165,847.59 and 65,734.34

Step by Step Solution

1. Step 1: Write the proportion equation
   120,183.05 : 165,847.59 = 65,734.34 : x
2. Step 2: Convert to fraction form
   120,183.05/165,847.59 = 65,734.34/x
3. Step 3: Cross multiply
   120,183.05x = 165,847.59 × 65,734.34
4. Step 4: Simplify right side
   120,183.05x = 10,901,881,040.00
5. Step 5: Solve for x
   x = 10,901,881,040.00/120,183.05
6. Step 6: Final answer
   x = 90,710.64