Finding the Third Proportional to 707,142 and 1,070,985

Step by Step Solution

1. Step 1: Write the proportion equation
   707,142 : 1,070,985 = 1,070,985 : x
2. Step 2: Convert to fraction form
   707,142/1,070,985 = 1,070,985/x
3. Step 3: Cross multiply
   707,142x = 1,070,985 × 1,070,985
4. Step 4: Simplify right side
   707,142x = 1,147,008,870,225
5. Step 5: Solve for x
   x = 1,147,008,870,225/707,142
6. Step 6: Final answer
   x = 1,622,034.71