Finding the Third Proportional to 112,740 and 174,809

Step by Step Solution

1. Step 1: Write the proportion equation
   112,740 : 174,809 = 174,809 : x
2. Step 2: Convert to fraction form
   112,740/174,809 = 174,809/x
3. Step 3: Cross multiply
   112,740x = 174,809 × 174,809
4. Step 4: Simplify right side
   112,740x = 30,558,186,481
5. Step 5: Solve for x
   x = 30,558,186,481/112,740
6. Step 6: Final answer
   x = 271,050.08