Finding the Fourth Proportional to 122,016.76, 168,385.98 and 68,300.44

Step by Step Solution

1. Step 1: Write the proportion equation
   122,016.76 : 168,385.98 = 68,300.44 : x
2. Step 2: Convert to fraction form
   122,016.76/168,385.98 = 68,300.44/x
3. Step 3: Cross multiply
   122,016.76x = 168,385.98 × 68,300.44
4. Step 4: Simplify right side
   122,016.76x = 11,500,836,523.83
5. Step 5: Solve for x
   x = 11,500,836,523.83/122,016.76
6. Step 6: Final answer
   x = 94,256.20