Finding the Third Proportional to 888,759 and 1,912,389

Step by Step Solution

1. Step 1: Write the proportion equation
   888,759 : 1,912,389 = 1,912,389 : x
2. Step 2: Convert to fraction form
   888,759/1,912,389 = 1,912,389/x
3. Step 3: Cross multiply
   888,759x = 1,912,389 × 1,912,389
4. Step 4: Simplify right side
   888,759x = 3,657,231,687,321
5. Step 5: Solve for x
   x = 3,657,231,687,321/888,759
6. Step 6: Final answer
   x = 4,114,986.95