Finding the Third Proportional to 992,960 and 2,143,338

Step by Step Solution

1. Step 1: Write the proportion equation
   992,960 : 2,143,338 = 2,143,338 : x
2. Step 2: Convert to fraction form
   992,960/2,143,338 = 2,143,338/x
3. Step 3: Cross multiply
   992,960x = 2,143,338 × 2,143,338
4. Step 4: Simplify right side
   992,960x = 4,593,897,782,244
5. Step 5: Solve for x
   x = 4,593,897,782,244/992,960
6. Step 6: Final answer
   x = 4,626,468.12