Finding the Fourth Proportional to 119,398.69, 164,766.15 and 65,683.24

Step by Step Solution

1. Step 1: Write the proportion equation
   119,398.69 : 164,766.15 = 65,683.24 : x
2. Step 2: Convert to fraction form
   119,398.69/164,766.15 = 65,683.24/x
3. Step 3: Cross multiply
   119,398.69x = 164,766.15 × 65,683.24
4. Step 4: Simplify right side
   119,398.69x = 10,822,374,162.41
5. Step 5: Solve for x
   x = 10,822,374,162.41/119,398.69
6. Step 6: Final answer
   x = 90,640.64