Finding the Third Proportional to 574,822 and 1,209,192

Step by Step Solution

1. Step 1: Write the proportion equation
   574,822 : 1,209,192 = 1,209,192 : x
2. Step 2: Convert to fraction form
   574,822/1,209,192 = 1,209,192/x
3. Step 3: Cross multiply
   574,822x = 1,209,192 × 1,209,192
4. Step 4: Simplify right side
   574,822x = 1,462,145,292,864
5. Step 5: Solve for x
   x = 1,462,145,292,864/574,822
6. Step 6: Final answer
   x = 2,543,648.80