Finding the Third Proportional to 920,394 and 1,968,724

Step by Step Solution

1. Step 1: Write the proportion equation
   920,394 : 1,968,724 = 1,968,724 : x
2. Step 2: Convert to fraction form
   920,394/1,968,724 = 1,968,724/x
3. Step 3: Cross multiply
   920,394x = 1,968,724 × 1,968,724
4. Step 4: Simplify right side
   920,394x = 3,875,874,188,176
5. Step 5: Solve for x
   x = 3,875,874,188,176/920,394
6. Step 6: Final answer
   x = 4,211,103.28