Finding the Fourth Proportional to 144,648.65, 217,007.37 and 60,361.98

Step by Step Solution

1. Step 1: Write the proportion equation
   144,648.65 : 217,007.37 = 60,361.98 : x
2. Step 2: Convert to fraction form
   144,648.65/217,007.37 = 60,361.98/x
3. Step 3: Cross multiply
   144,648.65x = 217,007.37 × 60,361.98
4. Step 4: Simplify right side
   144,648.65x = 13,098,993,714.02
5. Step 5: Solve for x
   x = 13,098,993,714.02/144,648.65
6. Step 6: Final answer
   x = 90,557.32