Finding the Third Proportional to 819,794 and 1,781,428

Step by Step Solution

1. Step 1: Write the proportion equation
   819,794 : 1,781,428 = 1,781,428 : x
2. Step 2: Convert to fraction form
   819,794/1,781,428 = 1,781,428/x
3. Step 3: Cross multiply
   819,794x = 1,781,428 × 1,781,428
4. Step 4: Simplify right side
   819,794x = 3,173,485,719,184
5. Step 5: Solve for x
   x = 3,173,485,719,184/819,794
6. Step 6: Final answer
   x = 3,871,077.03