Finding the Third Proportional to 5,625,658 and 8,401,428

Step by Step Solution

1. Step 1: Write the proportion equation
   5,625,658 : 8,401,428 = 8,401,428 : x
2. Step 2: Convert to fraction form
   5,625,658/8,401,428 = 8,401,428/x
3. Step 3: Cross multiply
   5,625,658x = 8,401,428 × 8,401,428
4. Step 4: Simplify right side
   5,625,658x = 70,583,992,439,184
5. Step 5: Solve for x
   x = 70,583,992,439,184/5,625,658
6. Step 6: Final answer
   x = 12,546,797.63