Finding the Fourth Proportional to 122,031.83, 168,402.17 and 67,578.84

Step by Step Solution

1. Step 1: Write the proportion equation
   122,031.83 : 168,402.17 = 67,578.84 : x
2. Step 2: Convert to fraction form
   122,031.83/168,402.17 = 67,578.84/x
3. Step 3: Cross multiply
   122,031.83x = 168,402.17 × 67,578.84
4. Step 4: Simplify right side
   122,031.83x = 11,380,423,471.03
5. Step 5: Solve for x
   x = 11,380,423,471.03/122,031.83
6. Step 6: Final answer
   x = 93,257.83