Finding the Third Proportional to 636,874 and 929,056

Step by Step Solution

1. Step 1: Write the proportion equation
   636,874 : 929,056 = 929,056 : x
2. Step 2: Convert to fraction form
   636,874/929,056 = 929,056/x
3. Step 3: Cross multiply
   636,874x = 929,056 × 929,056
4. Step 4: Simplify right side
   636,874x = 863,145,051,136
5. Step 5: Solve for x
   x = 863,145,051,136/636,874
6. Step 6: Final answer
   x = 1,355,283.86