Finding the Third Proportional to 8,423,515 and 12,037,398

Step by Step Solution

1. Step 1: Write the proportion equation
   8,423,515 : 12,037,398 = 12,037,398 : x
2. Step 2: Convert to fraction form
   8,423,515/12,037,398 = 12,037,398/x
3. Step 3: Cross multiply
   8,423,515x = 12,037,398 × 12,037,398
4. Step 4: Simplify right side
   8,423,515x = 144,898,950,610,404
5. Step 5: Solve for x
   x = 144,898,950,610,404/8,423,515
6. Step 6: Final answer
   x = 17,201,720.49