Finding the Third Proportional to 1,357,480 and 2,680,694

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357,480 : 2,680,694 = 2,680,694 : x
2. Step 2: Convert to fraction form
   1,357,480/2,680,694 = 2,680,694/x
3. Step 3: Cross multiply
   1,357,480x = 2,680,694 × 2,680,694
4. Step 4: Simplify right side
   1,357,480x = 7,186,120,321,636
5. Step 5: Solve for x
   x = 7,186,120,321,636/1,357,480
6. Step 6: Final answer
   x = 5,293,720.95