Finding the Third Proportional to 1,357,444 and 2,680,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357,444 : 2,680,624 = 2,680,624 : x
2. Step 2: Convert to fraction form
   1,357,444/2,680,624 = 2,680,624/x
3. Step 3: Cross multiply
   1,357,444x = 2,680,624 × 2,680,624
4. Step 4: Simplify right side
   1,357,444x = 7,185,745,029,376
5. Step 5: Solve for x
   x = 7,185,745,029,376/1,357,444
6. Step 6: Final answer
   x = 5,293,584.88