Finding the Third Proportional to 2,477,138 and 5,366,488

Step by Step Solution

1. Step 1: Write the proportion equation
   2,477,138 : 5,366,488 = 5,366,488 : x
2. Step 2: Convert to fraction form
   2,477,138/5,366,488 = 5,366,488/x
3. Step 3: Cross multiply
   2,477,138x = 5,366,488 × 5,366,488
4. Step 4: Simplify right side
   2,477,138x = 28,799,193,454,144
5. Step 5: Solve for x
   x = 28,799,193,454,144/2,477,138
6. Step 6: Final answer
   x = 11,625,994.78