Finding the Fourth Proportional to 218,018.79, 300,671.82 and 141,464.79

Step by Step Solution

1. Step 1: Write the proportion equation
   218,018.79 : 300,671.82 = 141,464.79 : x
2. Step 2: Convert to fraction form
   218,018.79/300,671.82 = 141,464.79/x
3. Step 3: Cross multiply
   218,018.79x = 300,671.82 × 141,464.79
4. Step 4: Simplify right side
   218,018.79x = 42,534,475,875.22
5. Step 5: Solve for x
   x = 42,534,475,875.22/218,018.79
6. Step 6: Final answer
   x = 195,095.46