Finding the Third Proportional to 112,708 and 174,426

Step by Step Solution

1. Step 1: Write the proportion equation
   112,708 : 174,426 = 174,426 : x
2. Step 2: Convert to fraction form
   112,708/174,426 = 174,426/x
3. Step 3: Cross multiply
   112,708x = 174,426 × 174,426
4. Step 4: Simplify right side
   112,708x = 30,424,429,476
5. Step 5: Solve for x
   x = 30,424,429,476/112,708
6. Step 6: Final answer
   x = 269,940.28