Finding the Fourth Proportional to 119,062.57, 164,309.37 and 65,347.12

Step by Step Solution

1. Step 1: Write the proportion equation
   119,062.57 : 164,309.37 = 65,347.12 : x
2. Step 2: Convert to fraction form
   119,062.57/164,309.37 = 65,347.12/x
3. Step 3: Cross multiply
   119,062.57x = 164,309.37 × 65,347.12
4. Step 4: Simplify right side
   119,062.57x = 10,737,144,118.51
5. Step 5: Solve for x
   x = 10,737,144,118.51/119,062.57
6. Step 6: Final answer
   x = 90,180.68