Finding the Fourth Proportional to 441,123.63, 661,622.83 and 141,565.38

Step by Step Solution

1. Step 1: Write the proportion equation
   441,123.63 : 661,622.83 = 141,565.38 : x
2. Step 2: Convert to fraction form
   441,123.63/661,622.83 = 141,565.38/x
3. Step 3: Cross multiply
   441,123.63x = 661,622.83 × 141,565.38
4. Step 4: Simplify right side
   441,123.63x = 93,662,887,345.63
5. Step 5: Solve for x
   x = 93,662,887,345.63/441,123.63
6. Step 6: Final answer
   x = 212,327.98