Finding the Fourth Proportional to 146,676.72, 219,979.83 and 67,715.10

Step by Step Solution

1. Step 1: Write the proportion equation
   146,676.72 : 219,979.83 = 67,715.10 : x
2. Step 2: Convert to fraction form
   146,676.72/219,979.83 = 67,715.10/x
3. Step 3: Cross multiply
   146,676.72x = 219,979.83 × 67,715.10
4. Step 4: Simplify right side
   146,676.72x = 14,895,956,186.43
5. Step 5: Solve for x
   x = 14,895,956,186.43/146,676.72
6. Step 6: Final answer
   x = 101,556.38