Finding the Fourth Proportional to 119,017.88, 164,255.33 and 65,313.37

Step by Step Solution

1. Step 1: Write the proportion equation
   119,017.88 : 164,255.33 = 65,313.37 : x
2. Step 2: Convert to fraction form
   119,017.88/164,255.33 = 65,313.37/x
3. Step 3: Cross multiply
   119,017.88x = 164,255.33 × 65,313.37
4. Step 4: Simplify right side
   119,017.88x = 10,728,068,405.56
5. Step 5: Solve for x
   x = 10,728,068,405.56/119,017.88
6. Step 6: Final answer
   x = 90,138.29