Finding the Third Proportional to 5,225,518 and 8,071,287

Step by Step Solution

1. Step 1: Write the proportion equation
   5,225,518 : 8,071,287 = 8,071,287 : x
2. Step 2: Convert to fraction form
   5,225,518/8,071,287 = 8,071,287/x
3. Step 3: Cross multiply
   5,225,518x = 8,071,287 × 8,071,287
4. Step 4: Simplify right side
   5,225,518x = 65,145,673,836,369
5. Step 5: Solve for x
   x = 65,145,673,836,369/5,225,518
6. Step 6: Final answer
   x = 12,466,835.60