Finding the Third Proportional to 561,242 and 1,231,146

Step by Step Solution

1. Step 1: Write the proportion equation
   561,242 : 1,231,146 = 1,231,146 : x
2. Step 2: Convert to fraction form
   561,242/1,231,146 = 1,231,146/x
3. Step 3: Cross multiply
   561,242x = 1,231,146 × 1,231,146
4. Step 4: Simplify right side
   561,242x = 1,515,720,473,316
5. Step 5: Solve for x
   x = 1,515,720,473,316/561,242
6. Step 6: Final answer
   x = 2,700,654.04