Finding the Fourth Proportional to 122,411.94, 168,929.73 and 67,965

Step by Step Solution

1. Step 1: Write the proportion equation
   122,411.94 : 168,929.73 = 67,965 : x
2. Step 2: Convert to fraction form
   122,411.94/168,929.73 = 67,965/x
3. Step 3: Cross multiply
   122,411.94x = 168,929.73 × 67,965
4. Step 4: Simplify right side
   122,411.94x = 11,481,309,099.45
5. Step 5: Solve for x
   x = 11,481,309,099.45/122,411.94
6. Step 6: Final answer
   x = 93,792.40