Finding the Third Proportional to 676,155 and 1,046,430

Step by Step Solution

1. Step 1: Write the proportion equation
   676,155 : 1,046,430 = 1,046,430 : x
2. Step 2: Convert to fraction form
   676,155/1,046,430 = 1,046,430/x
3. Step 3: Cross multiply
   676,155x = 1,046,430 × 1,046,430
4. Step 4: Simplify right side
   676,155x = 1,095,015,744,900
5. Step 5: Solve for x
   x = 1,095,015,744,900/676,155
6. Step 6: Final answer
   x = 1,619,474.45