Finding the Third Proportional to 706,868 and 1,070,588

Step by Step Solution

1. Step 1: Write the proportion equation
   706,868 : 1,070,588 = 1,070,588 : x
2. Step 2: Convert to fraction form
   706,868/1,070,588 = 1,070,588/x
3. Step 3: Cross multiply
   706,868x = 1,070,588 × 1,070,588
4. Step 4: Simplify right side
   706,868x = 1,146,158,665,744
5. Step 5: Solve for x
   x = 1,146,158,665,744/706,868
6. Step 6: Final answer
   x = 1,621,460.68