Finding the Third Proportional to 636,870 and 929,052

Step by Step Solution

1. Step 1: Write the proportion equation
   636,870 : 929,052 = 929,052 : x
2. Step 2: Convert to fraction form
   636,870/929,052 = 929,052/x
3. Step 3: Cross multiply
   636,870x = 929,052 × 929,052
4. Step 4: Simplify right side
   636,870x = 863,137,618,704
5. Step 5: Solve for x
   x = 863,137,618,704/636,870
6. Step 6: Final answer
   x = 1,355,280.70