Finding the Third Proportional to 1,122,200 and 2,390,986

Step by Step Solution

1. Step 1: Write the proportion equation
   1,122,200 : 2,390,986 = 2,390,986 : x
2. Step 2: Convert to fraction form
   1,122,200/2,390,986 = 2,390,986/x
3. Step 3: Cross multiply
   1,122,200x = 2,390,986 × 2,390,986
4. Step 4: Simplify right side
   1,122,200x = 5,716,814,052,196
5. Step 5: Solve for x
   x = 5,716,814,052,196/1,122,200
6. Step 6: Final answer
   x = 5,094,291.62