Finding the Fourth Proportional to 119,399.19, 164,764.37 and 65,675.54

Step by Step Solution

1. Step 1: Write the proportion equation
   119,399.19 : 164,764.37 = 65,675.54 : x
2. Step 2: Convert to fraction form
   119,399.19/164,764.37 = 65,675.54/x
3. Step 3: Cross multiply
   119,399.19x = 164,764.37 × 65,675.54
4. Step 4: Simplify right side
   119,399.19x = 10,820,987,820.31
5. Step 5: Solve for x
   x = 10,820,987,820.31/119,399.19
6. Step 6: Final answer
   x = 90,628.65