Finding the Third Proportional to 1,918,496 and 4,144,387

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,496 : 4,144,387 = 4,144,387 : x
2. Step 2: Convert to fraction form
   1,918,496/4,144,387 = 4,144,387/x
3. Step 3: Cross multiply
   1,918,496x = 4,144,387 × 4,144,387
4. Step 4: Simplify right side
   1,918,496x = 17,175,943,605,769
5. Step 5: Solve for x
   x = 17,175,943,605,769/1,918,496
6. Step 6: Final answer
   x = 8,952,817.00