Finding the Third Proportional to 1,284,648 and 2,798,080

Step by Step Solution

1. Step 1: Write the proportion equation
   1,284,648 : 2,798,080 = 2,798,080 : x
2. Step 2: Convert to fraction form
   1,284,648/2,798,080 = 2,798,080/x
3. Step 3: Cross multiply
   1,284,648x = 2,798,080 × 2,798,080
4. Step 4: Simplify right side
   1,284,648x = 7,829,251,686,400
5. Step 5: Solve for x
   x = 7,829,251,686,400/1,284,648
6. Step 6: Final answer
   x = 6,094,472.33