Finding the Third Proportional to 856,992 and 1,636,224

Step by Step Solution

1. Step 1: Write the proportion equation
   856,992 : 1,636,224 = 1,636,224 : x
2. Step 2: Convert to fraction form
   856,992/1,636,224 = 1,636,224/x
3. Step 3: Cross multiply
   856,992x = 1,636,224 × 1,636,224
4. Step 4: Simplify right side
   856,992x = 2,677,228,978,176
5. Step 5: Solve for x
   x = 2,677,228,978,176/856,992
6. Step 6: Final answer
   x = 3,123,983.63