Finding the Fourth Proportional to 119,055.33, 164,291.09 and 65,340.45

Step by Step Solution

1. Step 1: Write the proportion equation
   119,055.33 : 164,291.09 = 65,340.45 : x
2. Step 2: Convert to fraction form
   119,055.33/164,291.09 = 65,340.45/x
3. Step 3: Cross multiply
   119,055.33x = 164,291.09 × 65,340.45
4. Step 4: Simplify right side
   119,055.33x = 10,734,853,424.89
5. Step 5: Solve for x
   x = 10,734,853,424.89/119,055.33
6. Step 6: Final answer
   x = 90,166.93