Finding the Fourth Proportional to 79,077.45, 109,166.46 and 53,717.97

Step by Step Solution

1. Step 1: Write the proportion equation
   79,077.45 : 109,166.46 = 53,717.97 : x
2. Step 2: Convert to fraction form
   79,077.45/109,166.46 = 53,717.97/x
3. Step 3: Cross multiply
   79,077.45x = 109,166.46 × 53,717.97
4. Step 4: Simplify right side
   79,077.45x = 5,864,200,623.29
5. Step 5: Solve for x
   x = 5,864,200,623.29/79,077.45
6. Step 6: Final answer
   x = 74,157.68