Finding the Third Proportional to 790,258 and 1,706,872

Step by Step Solution

1. Step 1: Write the proportion equation
   790,258 : 1,706,872 = 1,706,872 : x
2. Step 2: Convert to fraction form
   790,258/1,706,872 = 1,706,872/x
3. Step 3: Cross multiply
   790,258x = 1,706,872 × 1,706,872
4. Step 4: Simplify right side
   790,258x = 2,913,412,024,384
5. Step 5: Solve for x
   x = 2,913,412,024,384/790,258
6. Step 6: Final answer
   x = 3,686,659.32