Finding the Third Proportional to 2,145,531 and 4,467,426

Step by Step Solution

1. Step 1: Write the proportion equation
   2,145,531 : 4,467,426 = 4,467,426 : x
2. Step 2: Convert to fraction form
   2,145,531/4,467,426 = 4,467,426/x
3. Step 3: Cross multiply
   2,145,531x = 4,467,426 × 4,467,426
4. Step 4: Simplify right side
   2,145,531x = 19,957,895,065,476
5. Step 5: Solve for x
   x = 19,957,895,065,476/2,145,531
6. Step 6: Final answer
   x = 9,302,077.23