Finding the Fourth Proportional to 119,007.45, 164,231.96 and 65,291.49

Step by Step Solution

1. Step 1: Write the proportion equation
   119,007.45 : 164,231.96 = 65,291.49 : x
2. Step 2: Convert to fraction form
   119,007.45/164,231.96 = 65,291.49/x
3. Step 3: Cross multiply
   119,007.45x = 164,231.96 × 65,291.49
4. Step 4: Simplify right side
   119,007.45x = 10,722,949,047.56
5. Step 5: Solve for x
   x = 10,722,949,047.56/119,007.45
6. Step 6: Final answer
   x = 90,103.17