Finding the Third Proportional to 1,242,133 and 2,661,331

Step by Step Solution

1. Step 1: Write the proportion equation
   1,242,133 : 2,661,331 = 2,661,331 : x
2. Step 2: Convert to fraction form
   1,242,133/2,661,331 = 2,661,331/x
3. Step 3: Cross multiply
   1,242,133x = 2,661,331 × 2,661,331
4. Step 4: Simplify right side
   1,242,133x = 7,082,682,691,561
5. Step 5: Solve for x
   x = 7,082,682,691,561/1,242,133
6. Step 6: Final answer
   x = 5,702,032.46