Finding the Third Proportional to 112,919 and 174,940

Step by Step Solution

1. Step 1: Write the proportion equation
   112,919 : 174,940 = 174,940 : x
2. Step 2: Convert to fraction form
   112,919/174,940 = 174,940/x
3. Step 3: Cross multiply
   112,919x = 174,940 × 174,940
4. Step 4: Simplify right side
   112,919x = 30,604,003,600
5. Step 5: Solve for x
   x = 30,604,003,600/112,919
6. Step 6: Final answer
   x = 271,026.17