Finding the Fourth Proportional to 106,496.82, 146,939.40 and 65,093.36

Step by Step Solution

1. Step 1: Write the proportion equation
   106,496.82 : 146,939.40 = 65,093.36 : x
2. Step 2: Convert to fraction form
   106,496.82/146,939.40 = 65,093.36/x
3. Step 3: Cross multiply
   106,496.82x = 146,939.40 × 65,093.36
4. Step 4: Simplify right side
   106,496.82x = 9,564,778,527.69
5. Step 5: Solve for x
   x = 9,564,778,527.69/106,496.82
6. Step 6: Final answer
   x = 89,812.81