Finding the Fourth Proportional to 146,910.72, 202,736.80 and 79,842.72

Step by Step Solution

1. Step 1: Write the proportion equation
   146,910.72 : 202,736.80 = 79,842.72 : x
2. Step 2: Convert to fraction form
   146,910.72/202,736.80 = 79,842.72/x
3. Step 3: Cross multiply
   146,910.72x = 202,736.80 × 79,842.72
4. Step 4: Simplify right side
   146,910.72x = 16,187,057,556.10
5. Step 5: Solve for x
   x = 16,187,057,556.10/146,910.72
6. Step 6: Final answer
   x = 110,182.96