Finding the Third Proportional to 2,144,689 and 4,714,438

Step by Step Solution

1. Step 1: Write the proportion equation
   2,144,689 : 4,714,438 = 4,714,438 : x
2. Step 2: Convert to fraction form
   2,144,689/4,714,438 = 4,714,438/x
3. Step 3: Cross multiply
   2,144,689x = 4,714,438 × 4,714,438
4. Step 4: Simplify right side
   2,144,689x = 22,225,925,655,844
5. Step 5: Solve for x
   x = 22,225,925,655,844/2,144,689
6. Step 6: Final answer
   x = 10,363,239.45