Finding the Third Proportional to 634,644 and 1,334,736

Step by Step Solution

1. Step 1: Write the proportion equation
   634,644 : 1,334,736 = 1,334,736 : x
2. Step 2: Convert to fraction form
   634,644/1,334,736 = 1,334,736/x
3. Step 3: Cross multiply
   634,644x = 1,334,736 × 1,334,736
4. Step 4: Simplify right side
   634,644x = 1,781,520,189,696
5. Step 5: Solve for x
   x = 1,781,520,189,696/634,644
6. Step 6: Final answer
   x = 2,807,117.36