Finding the Third Proportional to 1,369,825 and 2,181,583

Step by Step Solution

1. Step 1: Write the proportion equation
   1,369,825 : 2,181,583 = 2,181,583 : x
2. Step 2: Convert to fraction form
   1,369,825/2,181,583 = 2,181,583/x
3. Step 3: Cross multiply
   1,369,825x = 2,181,583 × 2,181,583
4. Step 4: Simplify right side
   1,369,825x = 4,759,304,385,889
5. Step 5: Solve for x
   x = 4,759,304,385,889/1,369,825
6. Step 6: Final answer
   x = 3,474,388.62