Finding the Third Proportional to 633,830 and 1,392,074

Step by Step Solution

1. Step 1: Write the proportion equation
   633,830 : 1,392,074 = 1,392,074 : x
2. Step 2: Convert to fraction form
   633,830/1,392,074 = 1,392,074/x
3. Step 3: Cross multiply
   633,830x = 1,392,074 × 1,392,074
4. Step 4: Simplify right side
   633,830x = 1,937,870,021,476
5. Step 5: Solve for x
   x = 1,937,870,021,476/633,830
6. Step 6: Final answer
   x = 3,057,397.13