Finding the Third Proportional to 2,068,200 and 2,978,820

Step by Step Solution

1. Step 1: Write the proportion equation
   2,068,200 : 2,978,820 = 2,978,820 : x
2. Step 2: Convert to fraction form
   2,068,200/2,978,820 = 2,978,820/x
3. Step 3: Cross multiply
   2,068,200x = 2,978,820 × 2,978,820
4. Step 4: Simplify right side
   2,068,200x = 8,873,368,592,400
5. Step 5: Solve for x
   x = 8,873,368,592,400/2,068,200
6. Step 6: Final answer
   x = 4,290,382.26