Finding the Fourth Proportional to 103,091.78, 154,375.15 and 67,924.82

Step by Step Solution

1. Step 1: Write the proportion equation
   103,091.78 : 154,375.15 = 67,924.82 : x
2. Step 2: Convert to fraction form
   103,091.78/154,375.15 = 67,924.82/x
3. Step 3: Cross multiply
   103,091.78x = 154,375.15 × 67,924.82
4. Step 4: Simplify right side
   103,091.78x = 10,485,903,504.35
5. Step 5: Solve for x
   x = 10,485,903,504.35/103,091.78
6. Step 6: Final answer
   x = 101,714.26