Finding the Fourth Proportional to 146,105.72, 219,168.30 and 51,324.38

Step by Step Solution

1. Step 1: Write the proportion equation
   146,105.72 : 219,168.30 = 51,324.38 : x
2. Step 2: Convert to fraction form
   146,105.72/219,168.30 = 51,324.38/x
3. Step 3: Cross multiply
   146,105.72x = 219,168.30 × 51,324.38
4. Step 4: Simplify right side
   146,105.72x = 11,248,677,113.15
5. Step 5: Solve for x
   x = 11,248,677,113.15/146,105.72
6. Step 6: Final answer
   x = 76,989.98