Finding the Third Proportional to 700,778 and 1,065,339

Step by Step Solution

1. Step 1: Write the proportion equation
   700,778 : 1,065,339 = 1,065,339 : x
2. Step 2: Convert to fraction form
   700,778/1,065,339 = 1,065,339/x
3. Step 3: Cross multiply
   700,778x = 1,065,339 × 1,065,339
4. Step 4: Simplify right side
   700,778x = 1,134,947,184,921
5. Step 5: Solve for x
   x = 1,134,947,184,921/700,778
6. Step 6: Final answer
   x = 1,619,553.10