Finding the Third Proportional to 1,105,240 and 1,661,961

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105,240 : 1,661,961 = 1,661,961 : x
2. Step 2: Convert to fraction form
   1,105,240/1,661,961 = 1,661,961/x
3. Step 3: Cross multiply
   1,105,240x = 1,661,961 × 1,661,961
4. Step 4: Simplify right side
   1,105,240x = 2,762,114,365,521
5. Step 5: Solve for x
   x = 2,762,114,365,521/1,105,240
6. Step 6: Final answer
   x = 2,499,108.22