Finding the Third Proportional to 1,139,686 and 2,437,484

Step by Step Solution

1. Step 1: Write the proportion equation
   1,139,686 : 2,437,484 = 2,437,484 : x
2. Step 2: Convert to fraction form
   1,139,686/2,437,484 = 2,437,484/x
3. Step 3: Cross multiply
   1,139,686x = 2,437,484 × 2,437,484
4. Step 4: Simplify right side
   1,139,686x = 5,941,328,250,256
5. Step 5: Solve for x
   x = 5,941,328,250,256/1,139,686
6. Step 6: Final answer
   x = 5,213,127.34