Finding the Third Proportional to 5,353,728 and 8,156,066

Step by Step Solution

1. Step 1: Write the proportion equation
   5,353,728 : 8,156,066 = 8,156,066 : x
2. Step 2: Convert to fraction form
   5,353,728/8,156,066 = 8,156,066/x
3. Step 3: Cross multiply
   5,353,728x = 8,156,066 × 8,156,066
4. Step 4: Simplify right side
   5,353,728x = 66,521,412,596,356
5. Step 5: Solve for x
   x = 66,521,412,596,356/5,353,728
6. Step 6: Final answer
   x = 12,425,250.70