Finding the Third Proportional to 676,172 and 1,046,451

Step by Step Solution

1. Step 1: Write the proportion equation
   676,172 : 1,046,451 = 1,046,451 : x
2. Step 2: Convert to fraction form
   676,172/1,046,451 = 1,046,451/x
3. Step 3: Cross multiply
   676,172x = 1,046,451 × 1,046,451
4. Step 4: Simplify right side
   676,172x = 1,095,059,695,401
5. Step 5: Solve for x
   x = 1,095,059,695,401/676,172
6. Step 6: Final answer
   x = 1,619,498.73