Finding the Third Proportional to 5,749,470 and 8,624,349

Step by Step Solution

1. Step 1: Write the proportion equation
   5,749,470 : 8,624,349 = 8,624,349 : x
2. Step 2: Convert to fraction form
   5,749,470/8,624,349 = 8,624,349/x
3. Step 3: Cross multiply
   5,749,470x = 8,624,349 × 8,624,349
4. Step 4: Simplify right side
   5,749,470x = 74,379,395,673,801
5. Step 5: Solve for x
   x = 74,379,395,673,801/5,749,470
6. Step 6: Final answer
   x = 12,936,739.50