Finding the Third Proportional to 7,875,596 and 12,149,401

Step by Step Solution

1. Step 1: Write the proportion equation
   7,875,596 : 12,149,401 = 12,149,401 : x
2. Step 2: Convert to fraction form
   7,875,596/12,149,401 = 12,149,401/x
3. Step 3: Cross multiply
   7,875,596x = 12,149,401 × 12,149,401
4. Step 4: Simplify right side
   7,875,596x = 147,607,944,658,801
5. Step 5: Solve for x
   x = 147,607,944,658,801/7,875,596
6. Step 6: Final answer
   x = 18,742,447.51