Finding the Fourth Proportional to 144,648.84, 217,007.89 and 60,362.11

Step by Step Solution

1. Step 1: Write the proportion equation
   144,648.84 : 217,007.89 = 60,362.11 : x
2. Step 2: Convert to fraction form
   144,648.84/217,007.89 = 60,362.11/x
3. Step 3: Cross multiply
   144,648.84x = 217,007.89 × 60,362.11
4. Step 4: Simplify right side
   144,648.84x = 13,099,054,586.94
5. Step 5: Solve for x
   x = 13,099,054,586.94/144,648.84
6. Step 6: Final answer
   x = 90,557.62