Finding the Fourth Proportional to 119,675.16, 165,150.78 and 65,227.20

Step by Step Solution

1. Step 1: Write the proportion equation
   119,675.16 : 165,150.78 = 65,227.20 : x
2. Step 2: Convert to fraction form
   119,675.16/165,150.78 = 65,227.20/x
3. Step 3: Cross multiply
   119,675.16x = 165,150.78 × 65,227.20
4. Step 4: Simplify right side
   119,675.16x = 10,772,322,957.22
5. Step 5: Solve for x
   x = 10,772,322,957.22/119,675.16
6. Step 6: Final answer
   x = 90,013.02