Finding the Third Proportional to 1,071,858 and 1,706,187

Step by Step Solution

1. Step 1: Write the proportion equation
   1,071,858 : 1,706,187 = 1,706,187 : x
2. Step 2: Convert to fraction form
   1,071,858/1,706,187 = 1,706,187/x
3. Step 3: Cross multiply
   1,071,858x = 1,706,187 × 1,706,187
4. Step 4: Simplify right side
   1,071,858x = 2,911,074,078,969
5. Step 5: Solve for x
   x = 2,911,074,078,969/1,071,858
6. Step 6: Final answer
   x = 2,715,913.94