Finding the Fourth Proportional to 68,942.77, 95,151.31 and 42,100.84

Step by Step Solution

1. Step 1: Write the proportion equation
   68,942.77 : 95,151.31 = 42,100.84 : x
2. Step 2: Convert to fraction form
   68,942.77/95,151.31 = 42,100.84/x
3. Step 3: Cross multiply
   68,942.77x = 95,151.31 × 42,100.84
4. Step 4: Simplify right side
   68,942.77x = 4,005,950,078.10
5. Step 5: Solve for x
   x = 4,005,950,078.10/68,942.77
6. Step 6: Final answer
   x = 58,105.44