Finding the Third Proportional to 70,074 and 111,555

Step by Step Solution

1. Step 1: Write the proportion equation
   70,074 : 111,555 = 111,555 : x
2. Step 2: Convert to fraction form
   70,074/111,555 = 111,555/x
3. Step 3: Cross multiply
   70,074x = 111,555 × 111,555
4. Step 4: Simplify right side
   70,074x = 12,444,518,025
5. Step 5: Solve for x
   x = 12,444,518,025/70,074
6. Step 6: Final answer
   x = 177,591.09