Finding the Third Proportional to 707,308 and 1,081,620

Step by Step Solution

1. Step 1: Write the proportion equation
   707,308 : 1,081,620 = 1,081,620 : x
2. Step 2: Convert to fraction form
   707,308/1,081,620 = 1,081,620/x
3. Step 3: Cross multiply
   707,308x = 1,081,620 × 1,081,620
4. Step 4: Simplify right side
   707,308x = 1,169,901,824,400
5. Step 5: Solve for x
   x = 1,169,901,824,400/707,308
6. Step 6: Final answer
   x = 1,654,020.35