Finding the Fourth Proportional to 441,414.86, 662,058.56 and 141,856.34

Step by Step Solution

1. Step 1: Write the proportion equation
   441,414.86 : 662,058.56 = 141,856.34 : x
2. Step 2: Convert to fraction form
   441,414.86/662,058.56 = 141,856.34/x
3. Step 3: Cross multiply
   441,414.86x = 662,058.56 × 141,856.34
4. Step 4: Simplify right side
   441,414.86x = 93,917,204,187.27
5. Step 5: Solve for x
   x = 93,917,204,187.27/441,414.86
6. Step 6: Final answer
   x = 212,764.03