Finding the Fourth Proportional to 108,708.56, 162,930.72 and 79,052.48

Step by Step Solution

1. Step 1: Write the proportion equation
   108,708.56 : 162,930.72 = 79,052.48 : x
2. Step 2: Convert to fraction form
   108,708.56/162,930.72 = 79,052.48/x
3. Step 3: Cross multiply
   108,708.56x = 162,930.72 × 79,052.48
4. Step 4: Simplify right side
   108,708.56x = 12,880,077,484.19
5. Step 5: Solve for x
   x = 12,880,077,484.19/108,708.56
6. Step 6: Final answer
   x = 118,482.64