Finding the Fourth Proportional to 119,118.32, 164,383.61 and 65,406.82

Step by Step Solution

1. Step 1: Write the proportion equation
   119,118.32 : 164,383.61 = 65,406.82 : x
2. Step 2: Convert to fraction form
   119,118.32/164,383.61 = 65,406.82/x
3. Step 3: Cross multiply
   119,118.32x = 164,383.61 × 65,406.82
4. Step 4: Simplify right side
   119,118.32x = 10,751,808,452.23
5. Step 5: Solve for x
   x = 10,751,808,452.23/119,118.32
6. Step 6: Final answer
   x = 90,261.58