Finding the Fourth Proportional to 118,849.29, 164,008.31 and 65,133.33

Step by Step Solution

1. Step 1: Write the proportion equation
   118,849.29 : 164,008.31 = 65,133.33 : x
2. Step 2: Convert to fraction form
   118,849.29/164,008.31 = 65,133.33/x
3. Step 3: Cross multiply
   118,849.29x = 164,008.31 × 65,133.33
4. Step 4: Simplify right side
   118,849.29x = 10,682,407,377.97
5. Step 5: Solve for x
   x = 10,682,407,377.97/118,849.29
6. Step 6: Final answer
   x = 89,881.96