Finding the Third Proportional to 1,360,217 and 2,978,986

Step by Step Solution

1. Step 1: Write the proportion equation
   1,360,217 : 2,978,986 = 2,978,986 : x
2. Step 2: Convert to fraction form
   1,360,217/2,978,986 = 2,978,986/x
3. Step 3: Cross multiply
   1,360,217x = 2,978,986 × 2,978,986
4. Step 4: Simplify right side
   1,360,217x = 8,874,357,588,196
5. Step 5: Solve for x
   x = 8,874,357,588,196/1,360,217
6. Step 6: Final answer
   x = 6,524,221.94