Finding the Fourth Proportional to 119,168.42, 164,455.31 and 65,456.91

Step by Step Solution

1. Step 1: Write the proportion equation
   119,168.42 : 164,455.31 = 65,456.91 : x
2. Step 2: Convert to fraction form
   119,168.42/164,455.31 = 65,456.91/x
3. Step 3: Cross multiply
   119,168.42x = 164,455.31 × 65,456.91
4. Step 4: Simplify right side
   119,168.42x = 10,764,736,589.33
5. Step 5: Solve for x
   x = 10,764,736,589.33/119,168.42
6. Step 6: Final answer
   x = 90,332.13