Finding the Third Proportional to 1,369,834 and 2,181,596

Step by Step Solution

1. Step 1: Write the proportion equation
   1,369,834 : 2,181,596 = 2,181,596 : x
2. Step 2: Convert to fraction form
   1,369,834/2,181,596 = 2,181,596/x
3. Step 3: Cross multiply
   1,369,834x = 2,181,596 × 2,181,596
4. Step 4: Simplify right side
   1,369,834x = 4,759,361,107,216
5. Step 5: Solve for x
   x = 4,759,361,107,216/1,369,834
6. Step 6: Final answer
   x = 3,474,407.20