Finding the Third Proportional to 1,357,636 and 2,681,000

Step by Step Solution

1. Step 1: Write the proportion equation
   1,357,636 : 2,681,000 = 2,681,000 : x
2. Step 2: Convert to fraction form
   1,357,636/2,681,000 = 2,681,000/x
3. Step 3: Cross multiply
   1,357,636x = 2,681,000 × 2,681,000
4. Step 4: Simplify right side
   1,357,636x = 7,187,761,000,000
5. Step 5: Solve for x
   x = 7,187,761,000,000/1,357,636
6. Step 6: Final answer
   x = 5,294,321.16