Finding the Third Proportional to 561,237 and 1,231,132

Step by Step Solution

1. Step 1: Write the proportion equation
   561,237 : 1,231,132 = 1,231,132 : x
2. Step 2: Convert to fraction form
   561,237/1,231,132 = 1,231,132/x
3. Step 3: Cross multiply
   561,237x = 1,231,132 × 1,231,132
4. Step 4: Simplify right side
   561,237x = 1,515,686,001,424
5. Step 5: Solve for x
   x = 1,515,686,001,424/561,237
6. Step 6: Final answer
   x = 2,700,616.68