Finding the Third Proportional to 2,259,321 and 4,966,431

Step by Step Solution

1. Step 1: Write the proportion equation
   2,259,321 : 4,966,431 = 4,966,431 : x
2. Step 2: Convert to fraction form
   2,259,321/4,966,431 = 4,966,431/x
3. Step 3: Cross multiply
   2,259,321x = 4,966,431 × 4,966,431
4. Step 4: Simplify right side
   2,259,321x = 24,665,436,877,761
5. Step 5: Solve for x
   x = 24,665,436,877,761/2,259,321
6. Step 6: Final answer
   x = 10,917,190.11